diff --git a/src/codec.spec.ts b/src/codec.spec.ts
index 1c46f88..df41f67 100644
--- a/src/codec.spec.ts
+++ b/src/codec.spec.ts
@@ -1,21 +1,21 @@
 import {
   createDecoder,
   createEncoder,
-  DecodedMessage,
+  DecodedMessage
 } from "@waku/core/lib/message/version_0";
 import type { IProtoMessage } from "@waku/interfaces";
 import {
   generatePrivateKey,
   generateSymmetricKey,
-  getPublicKey,
+  getPublicKey
 } from "@waku/message-encryption";
 import {
   createDecoder as createAsymDecoder,
-  createEncoder as createAsymEncoder,
+  createEncoder as createAsymEncoder
 } from "@waku/message-encryption/ecies";
 import {
   createDecoder as createSymDecoder,
-  createEncoder as createSymEncoder,
+  createEncoder as createSymEncoder
 } from "@waku/message-encryption/symmetric";
 import { expect } from "chai";
 
@@ -23,7 +23,7 @@ import {
   createRLNDecoder,
   createRLNEncoder,
   RLNDecoder,
-  RLNEncoder,
+  RLNEncoder
 } from "./codec.js";
 import { createRLN } from "./create.js";
 import { RlnMessage } from "./message.js";
@@ -38,7 +38,7 @@ const EMPTY_PROTO_MESSAGE = {
   ephemeral: undefined,
   meta: undefined,
   rateLimitProof: undefined,
-  version: undefined,
+  version: undefined
 };
 
 describe("RLN codec with version 0", () => {
@@ -54,11 +54,11 @@ describe("RLN codec with version 0", () => {
       encoder: createEncoder({ contentTopic: TestContentTopic }),
       rlnInstance,
       index,
-      credential,
+      credential
     });
     const rlnDecoder = createRLNDecoder({
       rlnInstance,
-      decoder: createDecoder(TestContentTopic),
+      decoder: createDecoder(TestContentTopic)
     });
 
     const bytes = await rlnEncoder.toWire({ payload });
@@ -139,7 +139,7 @@ describe("RLN codec with version 1", () => {
     const rlnEncoder = new RLNEncoder(
       createSymEncoder({
         contentTopic: TestContentTopic,
-        symKey,
+        symKey
       }),
       rlnInstance,
       index,
@@ -186,7 +186,7 @@ describe("RLN codec with version 1", () => {
     const rlnEncoder = new RLNEncoder(
       createSymEncoder({
         contentTopic: TestContentTopic,
-        symKey,
+        symKey
       }),
       rlnInstance,
       index,
@@ -233,7 +233,7 @@ describe("RLN codec with version 1", () => {
     const rlnEncoder = new RLNEncoder(
       createAsymEncoder({
         contentTopic: TestContentTopic,
-        publicKey,
+        publicKey
       }),
       rlnInstance,
       index,
@@ -281,7 +281,7 @@ describe("RLN codec with version 1", () => {
     const rlnEncoder = new RLNEncoder(
       createAsymEncoder({
         contentTopic: TestContentTopic,
-        publicKey,
+        publicKey
       }),
       rlnInstance,
       index,
@@ -384,11 +384,11 @@ describe("RLN codec with version 0 and meta setter", () => {
       encoder: createEncoder({ contentTopic: TestContentTopic, metaSetter }),
       rlnInstance,
       index,
-      credential,
+      credential
     });
     const rlnDecoder = createRLNDecoder({
       rlnInstance,
-      decoder: createDecoder(TestContentTopic),
+      decoder: createDecoder(TestContentTopic)
     });
 
     const bytes = await rlnEncoder.toWire({ payload });
@@ -403,7 +403,7 @@ describe("RLN codec with version 0 and meta setter", () => {
 
     const expectedMeta = metaSetter({
       ...EMPTY_PROTO_MESSAGE,
-      payload: protoResult!.payload,
+      payload: protoResult!.payload
     });
 
     expect(msg!.meta).to.deep.eq(expectedMeta);
@@ -449,7 +449,7 @@ describe("RLN codec with version 0 and meta setter", () => {
 
     const expectedMeta = metaSetter({
       ...EMPTY_PROTO_MESSAGE,
-      payload: msg!.payload,
+      payload: msg!.payload
     });
 
     expect(msg!.meta).to.deep.eq(expectedMeta);
diff --git a/src/codec.ts b/src/codec.ts
index 8a652b8..90d27bd 100644
--- a/src/codec.ts
+++ b/src/codec.ts
@@ -4,7 +4,7 @@ import type {
   IEncoder,
   IMessage,
   IProtoMessage,
-  IRateLimitProof,
+  IRateLimitProof
 } from "@waku/interfaces";
 import debug from "debug";
 
@@ -86,7 +86,10 @@ export const createRLNEncoder = (options: RLNEncoderOptions): RLNEncoder => {
 export class RLNDecoder<T extends IDecodedMessage>
   implements IDecoder<RlnMessage<T>>
 {
-  constructor(private rlnInstance: RLNInstance, private decoder: IDecoder<T>) {}
+  constructor(
+    private rlnInstance: RLNInstance,
+    private decoder: IDecoder<T>
+  ) {}
 
   get pubsubTopic(): string {
     return this.decoder.pubsubTopic;
diff --git a/src/contract/constants.ts b/src/contract/constants.ts
index daa5f49..f884ce7 100644
--- a/src/contract/constants.ts
+++ b/src/contract/constants.ts
@@ -26,7 +26,7 @@ export const RLN_REGISTRY_ABI = [
   "function transferOwnership(address newOwner)",
   "function upgradeTo(address newImplementation)",
   "function upgradeToAndCall(address newImplementation, bytes data) payable",
-  "function usingStorageIndex() view returns (uint16)",
+  "function usingStorageIndex() view returns (uint16)"
 ];
 
 // ref https://github.com/waku-org/waku-rln-contract/blob/19fded82bca07e7b535b429dc507cfb83f10dfcf/deployments/sepolia/WakuRlnStorage_0.json#L3
@@ -58,11 +58,11 @@ export const RLN_STORAGE_ABI = [
   "function transferOwnership(address newOwner)",
   "function verifier() view returns (address)",
   "function withdraw() pure",
-  "function withdrawalBalance(address) view returns (uint256)",
+  "function withdrawalBalance(address) view returns (uint256)"
 ];
 
 export const SEPOLIA_CONTRACT = {
   chainId: 11155111,
   address: "0xF471d71E9b1455bBF4b85d475afb9BB0954A29c4",
-  abi: RLN_REGISTRY_ABI,
+  abi: RLN_REGISTRY_ABI
 };
diff --git a/src/contract/rln_contract.spec.ts b/src/contract/rln_contract.spec.ts
index 51b6a78..4b6e1d5 100644
--- a/src/contract/rln_contract.spec.ts
+++ b/src/contract/rln_contract.spec.ts
@@ -19,15 +19,15 @@ describe("RLN Contract abstraction", () => {
     const voidSigner = new ethers.VoidSigner(SEPOLIA_CONTRACT.address);
     const rlnContract = new RLNContract(rlnInstance, {
       registryAddress: SEPOLIA_CONTRACT.address,
-      signer: voidSigner,
+      signer: voidSigner
     });
 
     rlnContract["storageContract"] = {
-      queryFilter: () => Promise.resolve([mockEvent()]),
+      queryFilter: () => Promise.resolve([mockEvent()])
     } as unknown as ethers.Contract;
     rlnContract["_membersFilter"] = {
       address: "",
-      topics: [],
+      topics: []
     } as unknown as ethers.EventFilter;
 
     await rlnContract.fetchMembers(rlnInstance);
@@ -43,17 +43,17 @@ describe("RLN Contract abstraction", () => {
     const voidSigner = new ethers.VoidSigner(SEPOLIA_CONTRACT.address);
     const rlnContract = new RLNContract(rlnInstance, {
       registryAddress: SEPOLIA_CONTRACT.address,
-      signer: voidSigner,
+      signer: voidSigner
     });
 
     rlnContract["storageIndex"] = 1;
     rlnContract["_membersFilter"] = {
       address: "",
-      topics: [],
+      topics: []
     } as unknown as ethers.EventFilter;
     rlnContract["registryContract"] = {
       "register(uint16,uint256)": () =>
-        Promise.resolve({ wait: () => Promise.resolve(undefined) }),
+        Promise.resolve({ wait: () => Promise.resolve(undefined) })
     } as unknown as ethers.Contract;
     const contractSpy = chai.spy.on(
       rlnContract["registryContract"],
@@ -72,7 +72,7 @@ function mockEvent(): ethers.Event {
   return {
     args: {
       idCommitment: { _hex: "0xb3df1c4e5600ef2b" },
-      index: ethers.BigNumber.from(1),
-    },
+      index: ethers.BigNumber.from(1)
+    }
   } as unknown as ethers.Event;
 }
diff --git a/src/contract/rln_contract.ts b/src/contract/rln_contract.ts
index bb244ac..0533436 100644
--- a/src/contract/rln_contract.ts
+++ b/src/contract/rln_contract.ts
@@ -1,4 +1,5 @@
 import { hexToBytes } from "@waku/utils/bytes";
+import debug from "debug";
 import { ethers } from "ethers";
 
 import type { IdentityCredential } from "../identity.js";
@@ -9,6 +10,8 @@ import { zeroPadLE } from "../utils/index.js";
 
 import { RLN_REGISTRY_ABI, RLN_STORAGE_ABI } from "./constants.js";
 
+const log = debug("waku:rln:contract");
+
 type Member = {
   idCommitment: string;
   index: ethers.BigNumber;
@@ -130,7 +133,7 @@ export class RLNContract {
     const registeredMemberEvents = await queryFilter(this.contract, {
       fromBlock: this.deployBlock,
       ...options,
-      membersFilter: this.membersFilter,
+      membersFilter: this.membersFilter
     });
     this.processEvents(rlnInstance, registeredMemberEvents);
   }
@@ -185,7 +188,7 @@ export class RLNContract {
         rlnInstance.zerokit.insertMember(idCommitment);
         this._members.set(index.toNumber(), {
           index,
-          idCommitment: _idCommitment?._hex,
+          idCommitment: _idCommitment?._hex
         });
       });
 
@@ -254,8 +257,8 @@ export class RLNContract {
       membership: {
         address,
         treeIndex: membershipId,
-        chainId: network.chainId,
-      },
+        chainId: network.chainId
+      }
     };
   }
 
@@ -280,7 +283,7 @@ async function queryFilter(
     fromBlock,
     membersFilter,
     fetchRange = BLOCK_RANGE,
-    fetchChunks = FETCH_CHUNK,
+    fetchChunks = FETCH_CHUNK
   } = options;
 
   if (!fromBlock) {
@@ -346,7 +349,7 @@ function* takeN<T>(array: T[], size: number): Iterable<T[]> {
 
 function ignoreErrors<T>(promise: Promise<T>, defaultValue: T): Promise<T> {
   return promise.catch((err) => {
-    console.error(`Ignoring an error during query: ${err?.message}`);
+    log(`Ignoring an error during query: ${err?.message}`);
     return defaultValue;
   });
 }
diff --git a/src/index.ts b/src/index.ts
index 54dcd26..efc7c3e 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -2,7 +2,7 @@ import { RLNDecoder, RLNEncoder } from "./codec.js";
 import {
   RLN_REGISTRY_ABI,
   RLN_STORAGE_ABI,
-  SEPOLIA_CONTRACT,
+  SEPOLIA_CONTRACT
 } from "./contract/index.js";
 import { RLNContract } from "./contract/index.js";
 import { createRLN } from "./create.js";
@@ -26,5 +26,5 @@ export {
   RLN_STORAGE_ABI,
   RLN_REGISTRY_ABI,
   SEPOLIA_CONTRACT,
-  extractMetaMaskSigner,
+  extractMetaMaskSigner
 };
diff --git a/src/keystore/cipher.ts b/src/keystore/cipher.ts
index dbb8dd6..be15d62 100644
--- a/src/keystore/cipher.ts
+++ b/src/keystore/cipher.ts
@@ -6,7 +6,7 @@ import { keccak256 } from "ethereum-cryptography/keccak";
 import {
   bytesToHex,
   concatBytes,
-  hexToBytes,
+  hexToBytes
 } from "ethereum-cryptography/utils";
 
 import type { Keccak256Hash, Password } from "./types.js";
diff --git a/src/keystore/keystore.spec.ts b/src/keystore/keystore.spec.ts
index a926d14..17247da 100644
--- a/src/keystore/keystore.spec.ts
+++ b/src/keystore/keystore.spec.ts
@@ -23,7 +23,7 @@ const NWAKU_KEYSTORE = {
       crypto: {
         cipher: "aes-128-ctr",
         cipherparams: {
-          iv: "fd6b39eb71d44c59f6bf5ff3d8945c80",
+          iv: "fd6b39eb71d44c59f6bf5ff3d8945c80"
         },
         ciphertext:
           "9c72f47ce95de03ed34502d0288e7576b66b51b9e7d5ae882c27bd89f94e6a03c2c44c2ddf0c982e72003d67212105f1b64614f57cabb0ceadab7e07be165eee1121ad6b81951368a9f3be2dd99ea294515f6013d5f2bd4702a40e36cfde2ea298b23b31e5ce719d8040c3331f73d6bf44f88bca39bac0e917d8bf545500e4f40d321c235426a80f315ac70666acbd3bdf803fbc1e7e7103fed466525ed332b25d72b2dbedf6fa383b2305987c1fe276b029570519b3e79930edf08c1029868d05c2c08ab61d7c64f63c054b4f6a5a12d43cdc79751b6fe58d3ed26b69443eb7c9f7efce27912340129c91b6b813ac94efd5776a40b1dda896d61357de208c7c47a14af911cc231355c8093ee6626e89c07e1037f9e0b22c690e3e049014399ca0212c509cb04c71c7860d1b17a0c47711c490c27bad2825926148a1f15a507f36ba2cdaa04897fce2914e53caed0beaf1bebd2a83af76511cc15bff2165ff0860ad6eca1f30022d7739b2a6b6a72f2feeef0f5941183cda015b4631469e1f4cf27003cab9a90920301cb30d95e4554686922dc5a05c13dfb575cdf113c700d607896011970e6ee7d6edb61210ab28ac8f0c84c606c097e3e300f0a5f5341edfd15432bef6225a498726b62a98283829ad51023b2987f30686cfb4ea3951f3957654035ec291f9b0964a3a8665d81b16cec20fb40f944d5f9bf03ac1e444ad45bae3fa85e7465ce620c0966d8148d6e2856f676c4fbbe3ebe470453efb4bbda1866680037917e37765f680e3da96ef3991f3fe5cda80c523996c2234758bf5f7b6d052dc6942f5a92c8b8eec5d2d8940203bbb6b1cba7b7ebc1334334ca69cdb509a5ea58ec6b2ebaea52307589eaae9430eb15ad234c0c39c83accdf3b77e52a616e345209c5bc9b442f9f0fa96836d9342f983a7",
@@ -32,16 +32,16 @@ const NWAKU_KEYSTORE = {
           dklen: 32,
           c: 1000000,
           prf: "hmac-sha256",
-          salt: "60f0aa92fbf63a8356dfdbed2ab18058",
+          salt: "60f0aa92fbf63a8356dfdbed2ab18058"
         },
-        mac: "51a227ac6db7f2797c63925880b3db664e034231a4c68daa919ab42d8df38bc6",
-      },
+        mac: "51a227ac6db7f2797c63925880b3db664e034231a4c68daa919ab42d8df38bc6"
+      }
     },
     "263335559F0578FD785F9CDFEDBB45CFF276799A27580B8F580CDFDCB990257C": {
       crypto: {
         cipher: "aes-128-ctr",
         cipherparams: {
-          iv: "69f95461f811ac35a21987b1fdaa605e",
+          iv: "69f95461f811ac35a21987b1fdaa605e"
         },
         ciphertext:
           "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",
@@ -50,16 +50,16 @@ const NWAKU_KEYSTORE = {
           dklen: 32,
           c: 1000000,
           prf: "hmac-sha256",
-          salt: "3cf796e4857f296bef3bdb9ca844b1bf",
+          salt: "3cf796e4857f296bef3bdb9ca844b1bf"
         },
-        mac: "3d6cb0492afcf89c891365f097ae8989dc50038010c419b18228be6816c24c32",
-      },
+        mac: "3d6cb0492afcf89c891365f097ae8989dc50038010c419b18228be6816c24c32"
+      }
     },
     F62A7FCE85E5B796AFCB38F54A44210515CB688EA0224E9A436CCA0A542F2C9D: {
       crypto: {
         cipher: "aes-128-ctr",
         cipherparams: {
-          iv: "49816dacf881c85db9f11f7f068dcf71",
+          iv: "49816dacf881c85db9f11f7f068dcf71"
         },
         ciphertext:
           "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",
@@ -68,16 +68,16 @@ const NWAKU_KEYSTORE = {
           dklen: 32,
           c: 1000000,
           prf: "hmac-sha256",
-          salt: "2dcb5ba5c98fe5e46d961dad36e79a5b",
+          salt: "2dcb5ba5c98fe5e46d961dad36e79a5b"
         },
-        mac: "2d6e9de6440f52c5db64b13f80399967c8770e82616294e14f40a2e213e7d925",
-      },
+        mac: "2d6e9de6440f52c5db64b13f80399967c8770e82616294e14f40a2e213e7d925"
+      }
     },
     "8479C6B9125D43E7B7739F1BAB41779F2F5A4D27FF0E2B6F6CA353032010A22C": {
       crypto: {
         cipher: "aes-128-ctr",
         cipherparams: {
-          iv: "b0eef2c385a04909c4ae9b318e179fa7",
+          iv: "b0eef2c385a04909c4ae9b318e179fa7"
         },
         ciphertext:
           "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",
@@ -86,12 +86,12 @@ const NWAKU_KEYSTORE = {
           dklen: 32,
           c: 1000000,
           prf: "hmac-sha256",
-          salt: "142a0a65b7f6f480546cc4ef743d7ef9",
+          salt: "142a0a65b7f6f480546cc4ef743d7ef9"
         },
-        mac: "7119b7b78598850de5f6af742e42748a3b005394b6b8b272490f24527ebd8b15",
-      },
-    },
-  },
+        mac: "7119b7b78598850de5f6af742e42748a3b005394b6b8b272490f24527ebd8b15"
+      }
+    }
+  }
 };
 
 describe("Keystore", () => {
@@ -102,7 +102,7 @@ describe("Keystore", () => {
       application: "waku-rln-relay",
       appIdentifier: "01234567890abcdef",
       version: "0.2",
-      credentials: {},
+      credentials: {}
     });
   });
 
@@ -110,43 +110,43 @@ describe("Keystore", () => {
   [
     {
       some: "3123",
-      dadw: "1212",
+      dadw: "1212"
     },
     {
       application: 123,
       version: "01234567890abcdef",
       appIdentifier: "0.2",
-      credentials: {},
+      credentials: {}
     },
     {
       application: "waku-rln-relay",
       version: 213,
       appIdentifier: "0.2",
-      credentials: {},
+      credentials: {}
     },
     {
       application: "waku-rln-relay",
       version: "01234567890abcdef",
       appIdentifier: 12,
-      credentials: {},
+      credentials: {}
     },
     {
       application: "waku-rln-relay",
       version: "01234567890abcdef",
       appIdentifier: "12",
-      credentials: [],
+      credentials: []
     },
     {
       application: "waku-rln-relay",
       version: "01234567890abcdef",
       appIdentifier: "12",
-      credentials: 123,
+      credentials: 123
     },
     {
       application: "waku-rln-relay",
       version: "01234567890abcdef",
       appIdentifier: "12",
-      credentials: "123",
+      credentials: "123"
     },
     {
       application: "waku-rln-relay",
@@ -154,10 +154,10 @@ describe("Keystore", () => {
       appIdentifier: "12",
       credentials: {
         hash: {
-          invalid: "here",
-        },
-      },
-    },
+          invalid: "here"
+        }
+      }
+    }
   ].map((options) => {
     it("should fail to create store from invalid object", () => {
       expect(() => Keystore.fromObject(options as any)).to.throw(
@@ -189,7 +189,7 @@ describe("Keystore", () => {
         application: "waku-rln-relay",
         appIdentifier: "01234567890abcdef",
         version: "0.2",
-        credentials: {},
+        credentials: {}
       })
     );
 
@@ -205,34 +205,33 @@ describe("Keystore", () => {
       IDTrapdoor: new Uint8Array([
         211, 23, 66, 42, 179, 130, 131, 111, 201, 205, 244, 34, 27, 238, 244,
         216, 131, 240, 188, 45, 193, 172, 4, 168, 225, 225, 43, 197, 114, 176,
-        126, 9,
+        126, 9
       ]),
       IDNullifier: new Uint8Array([
         238, 168, 239, 65, 73, 63, 105, 19, 132, 62, 213, 205, 191, 255, 209, 9,
-        178, 155, 239, 201, 131, 125, 233, 136, 246, 217, 9, 237, 55, 89, 81,
-        42,
+        178, 155, 239, 201, 131, 125, 233, 136, 246, 217, 9, 237, 55, 89, 81, 42
       ]),
       IDSecretHash: new Uint8Array([
         150, 54, 194, 28, 18, 216, 138, 253, 95, 139, 120, 109, 98, 129, 146,
         101, 41, 194, 36, 36, 96, 152, 152, 89, 151, 160, 118, 15, 222, 124,
-        187, 4,
+        187, 4
       ]),
       IDCommitment: new Uint8Array([
         112, 216, 27, 89, 188, 135, 203, 19, 168, 211, 117, 13, 231, 135, 229,
-        58, 94, 20, 246, 8, 33, 65, 238, 37, 112, 97, 65, 241, 255, 93, 171, 15,
+        58, 94, 20, 246, 8, 33, 65, 238, 37, 112, 97, 65, 241, 255, 93, 171, 15
       ]),
       IDCommitmentBigInt: buildBigIntFromUint8Array(
         new Uint8Array([
           112, 216, 27, 89, 188, 135, 203, 19, 168, 211, 117, 13, 231, 135, 229,
           58, 94, 20, 246, 8, 33, 65, 238, 37, 112, 97, 65, 241, 255, 93, 171,
-          15,
+          15
         ])
-      ),
+      )
     } as unknown as IdentityCredential;
     const membership = {
       chainId: "0xAA36A7",
       treeIndex: 8,
-      address: "0x8e1F3742B987d8BA376c0CBbD7357fE1F003ED71",
+      address: "0x8e1F3742B987d8BA376c0CBbD7357fE1F003ED71"
     } as unknown as MembershipInfo;
 
     const store = Keystore.create();
@@ -249,7 +248,7 @@ describe("Keystore", () => {
     );
     expect(actualCredentials).to.deep.equalInAnyOrder({
       identity,
-      membership,
+      membership
     });
   });
 
@@ -258,27 +257,26 @@ describe("Keystore", () => {
       IDTrapdoor: [
         211, 23, 66, 42, 179, 130, 131, 111, 201, 205, 244, 34, 27, 238, 244,
         216, 131, 240, 188, 45, 193, 172, 4, 168, 225, 225, 43, 197, 114, 176,
-        126, 9,
+        126, 9
       ],
       IDNullifier: [
         238, 168, 239, 65, 73, 63, 105, 19, 132, 62, 213, 205, 191, 255, 209, 9,
-        178, 155, 239, 201, 131, 125, 233, 136, 246, 217, 9, 237, 55, 89, 81,
-        42,
+        178, 155, 239, 201, 131, 125, 233, 136, 246, 217, 9, 237, 55, 89, 81, 42
       ],
       IDSecretHash: [
         150, 54, 194, 28, 18, 216, 138, 253, 95, 139, 120, 109, 98, 129, 146,
         101, 41, 194, 36, 36, 96, 152, 152, 89, 151, 160, 118, 15, 222, 124,
-        187, 4,
+        187, 4
       ],
       IDCommitment: [
         112, 216, 27, 89, 188, 135, 203, 19, 168, 211, 117, 13, 231, 135, 229,
-        58, 94, 20, 246, 8, 33, 65, 238, 37, 112, 97, 65, 241, 255, 93, 171, 15,
-      ],
+        58, 94, 20, 246, 8, 33, 65, 238, 37, 112, 97, 65, 241, 255, 93, 171, 15
+      ]
     } as unknown as IdentityCredential;
     const membership = {
       chainId: "0xAA36A7",
       treeIndex: 8,
-      address: "0x8e1F3742B987d8BA376c0CBbD7357fE1F003ED71",
+      address: "0x8e1F3742B987d8BA376c0CBbD7357fE1F003ED71"
     } as unknown as MembershipInfo;
 
     const store = Keystore.fromObject(NWAKU_KEYSTORE as any);
diff --git a/src/keystore/keystore.ts b/src/keystore/keystore.ts
index c104de6..7951398 100644
--- a/src/keystore/keystore.ts
+++ b/src/keystore/keystore.ts
@@ -1,14 +1,15 @@
 import type {
   ICipherModule,
   IKeystore as IEipKeystore,
-  IPbkdf2KdfModule,
+  IPbkdf2KdfModule
 } from "@chainsafe/bls-keystore";
 import { create as createEipKeystore } from "@chainsafe/bls-keystore";
+import debug from "debug";
 import { sha256 } from "ethereum-cryptography/sha256";
 import {
   bytesToHex,
   bytesToUtf8,
-  utf8ToBytes,
+  utf8ToBytes
 } from "ethereum-cryptography/utils";
 import _ from "lodash";
 import { v4 as uuidV4 } from "uuid";
@@ -23,9 +24,11 @@ import type {
   MembershipHash,
   MembershipInfo,
   Password,
-  Sha256Hash,
+  Sha256Hash
 } from "./types.js";
 
+const log = debug("waku:rln:keystore");
+
 type NwakuCredential = {
   crypto: {
     cipher: ICipherModule["function"];
@@ -66,7 +69,7 @@ export class Keystore {
         application: "waku-rln-relay",
         appIdentifier: "01234567890abcdef",
         version: "0.2",
-        credentials: {},
+        credentials: {}
       },
       options
     );
@@ -88,7 +91,7 @@ export class Keystore {
 
       return new Keystore(obj);
     } catch (err) {
-      console.error("Cannot create Keystore from string:", err);
+      log("Cannot create Keystore from string:", err);
       return;
     }
   }
@@ -192,12 +195,12 @@ export class Keystore {
       kdf: {
         function: nwakuCrypto.kdf,
         params: nwakuCrypto.kdfparams,
-        message: "",
+        message: ""
       },
       cipher: {
         function: nwakuCrypto.cipher,
         params: nwakuCrypto.cipherparams,
-        message: nwakuCrypto.ciphertext,
+        message: nwakuCrypto.ciphertext
       },
       checksum: {
         // @chainsafe/bls-keystore supports only sha256
@@ -205,8 +208,8 @@ export class Keystore {
         // https://github.com/waku-org/nwaku/blob/25d6e52e3804d15f9b61bc4cc6dd448540c072a1/waku/waku_keystore/keyfile.nim#L367
         function: "sha256",
         params: {},
-        message: nwakuCrypto.mac,
-      },
+        message: nwakuCrypto.mac
+      }
     };
 
     return {
@@ -215,7 +218,7 @@ export class Keystore {
       description: undefined,
       path: "safe to ignore, not important for decrypt",
       pubkey: "safe to ignore, not important for decrypt",
-      crypto: eipCrypto,
+      crypto: eipCrypto
     };
   }
 
@@ -235,8 +238,8 @@ export class Keystore {
         // @chainsafe/bls-keystore generates only sha256
         // but nwaku uses keccak256
         // https://github.com/waku-org/nwaku/blob/25d6e52e3804d15f9b61bc4cc6dd448540c072a1/waku/waku_keystore/keyfile.nim#L367
-        mac: checksum,
-      },
+        mac: checksum
+      }
     };
   }
 
@@ -266,16 +269,16 @@ export class Keystore {
           ),
           IDSecretHash: Keystore.fromArraylikeToBytes(
             _.get(obj, "identityCredential.idSecretHash", [])
-          ),
+          )
         },
         membership: {
           treeIndex: _.get(obj, "treeIndex"),
           chainId: _.get(obj, "membershipContract.chainId"),
-          address: _.get(obj, "membershipContract.address"),
-        },
+          address: _.get(obj, "membershipContract.address")
+        }
       };
     } catch (err) {
-      console.error("Cannot parse bytes to Nwaku Credentials:", err);
+      log("Cannot parse bytes to Nwaku Credentials:", err);
       return;
     }
   }
@@ -315,12 +318,12 @@ export class Keystore {
           idCommitment: options.identity.IDCommitment,
           idNullifier: options.identity.IDNullifier,
           idSecretHash: options.identity.IDSecretHash,
-          idTrapdoor: options.identity.IDTrapdoor,
+          idTrapdoor: options.identity.IDTrapdoor
         },
         membershipContract: {
           chainId: options.membership.chainId,
-          address: options.membership.address,
-        },
+          address: options.membership.address
+        }
       })
     );
   }
diff --git a/src/message.ts b/src/message.ts
index 869cf80..208b663 100644
--- a/src/message.ts
+++ b/src/message.ts
@@ -1,7 +1,7 @@
 import type {
   IDecodedMessage,
   IMessage,
-  IRateLimitProof,
+  IRateLimitProof
 } from "@waku/interfaces";
 import * as utils from "@waku/utils/bytes";
 
diff --git a/src/resources/witness_calculator.d.ts b/src/resources/witness_calculator.d.ts
index aee4d0e..5039ff5 100644
--- a/src/resources/witness_calculator.d.ts
+++ b/src/resources/witness_calculator.d.ts
@@ -4,5 +4,5 @@ export async function builder(
 ): Promise<WitnessCalculator>;
 
 export class WitnessCalculator {
-  calculateWitness(input, sanityCheck): Array<bigint>;
+  calculateWitness(input, sanityCheck): Promise<Array<bigint>>;
 }
diff --git a/src/rln.ts b/src/rln.ts
index c73b566..633cb9d 100644
--- a/src/rln.ts
+++ b/src/rln.ts
@@ -2,7 +2,7 @@ import { createDecoder, createEncoder } from "@waku/core";
 import type {
   ContentTopic,
   IDecodedMessage,
-  EncoderOptions as WakuEncoderOptions,
+  EncoderOptions as WakuEncoderOptions
 } from "@waku/interfaces";
 import init from "@waku/zerokit-rln-wasm";
 import * as zerokitRLN from "@waku/zerokit-rln-wasm";
@@ -12,14 +12,14 @@ import {
   createRLNDecoder,
   createRLNEncoder,
   type RLNDecoder,
-  type RLNEncoder,
+  type RLNEncoder
 } from "./codec.js";
 import { RLNContract, SEPOLIA_CONTRACT } from "./contract/index.js";
 import { IdentityCredential } from "./identity.js";
 import { Keystore } from "./keystore/index.js";
 import type {
   DecryptedCredentials,
-  EncryptedCredentials,
+  EncryptedCredentials
 } from "./keystore/index.js";
 import { KeystoreEntity, Password } from "./keystore/types.js";
 import verificationKey from "./resources/verification_key.js";
@@ -45,6 +45,7 @@ async function loadZkey(): Promise<Uint8Array> {
  * @returns RLNInstance
  */
 export async function create(): Promise<RLNInstance> {
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   await (init as any)?.();
   zerokitRLN.init_panic_hook();
 
@@ -128,7 +129,7 @@ export class RLNInstance {
       this._signer = signer!;
       this._contract = await RLNContract.init(this, {
         registryAddress: registryAddress!,
-        signer: signer!,
+        signer: signer!
       });
       this.started = true;
     } finally {
@@ -161,7 +162,7 @@ export class RLNInstance {
 
     return {
       signer,
-      registryAddress,
+      registryAddress
     };
   }
 
@@ -189,7 +190,7 @@ export class RLNInstance {
 
     return {
       keystore,
-      credentials: decryptedCredentials,
+      credentials: decryptedCredentials
     };
   }
 
@@ -203,7 +204,7 @@ export class RLNInstance {
     let identity = "identity" in options && options.identity;
 
     if ("signature" in options) {
-      identity = await this.zerokit.generateSeededIdentityCredential(
+      identity = this.zerokit.generateSeededIdentityCredential(
         options.signature
       );
     }
@@ -243,7 +244,7 @@ export class RLNInstance {
       encoder: createEncoder(options),
       rlnInstance: this,
       index: credentials.membership.treeIndex,
-      credential: credentials.identity,
+      credential: credentials.identity
     });
   }
 
@@ -279,7 +280,7 @@ export class RLNInstance {
   ): RLNDecoder<IDecodedMessage> {
     return createRLNDecoder({
       rlnInstance: this,
-      decoder: createDecoder(contentTopic),
+      decoder: createDecoder(contentTopic)
     });
   }
 }
diff --git a/src/root_tracker.spec.ts b/src/root_tracker.spec.ts
index b6271ac..8e3c03e 100644
--- a/src/root_tracker.spec.ts
+++ b/src/root_tracker.spec.ts
@@ -23,7 +23,7 @@ describe("js-rln", () => {
     assert.sameDeepMembers(tracker.roots(), [
       new Uint8Array([0, 0, 0, 30]),
       new Uint8Array([0, 0, 0, 29]),
-      new Uint8Array([0, 0, 0, 28]),
+      new Uint8Array([0, 0, 0, 28])
     ]);
 
     // Buffer should keep track of 20 blocks previous to the current valid merkle root window
@@ -35,7 +35,7 @@ describe("js-rln", () => {
     assert.sameDeepMembers(tracker.roots(), [
       new Uint8Array([0, 0, 0, 28]),
       new Uint8Array([0, 0, 0, 27]),
-      new Uint8Array([0, 0, 0, 26]),
+      new Uint8Array([0, 0, 0, 26])
     ]);
 
     expect(tracker.buffer()).to.have.length(18);
@@ -47,7 +47,7 @@ describe("js-rln", () => {
     assert.sameDeepMembers(tracker.roots(), [
       new Uint8Array([0, 0, 0, 14]),
       new Uint8Array([0, 0, 0, 13]),
-      new Uint8Array([0, 0, 0, 12]),
+      new Uint8Array([0, 0, 0, 12])
     ]);
     expect(tracker.buffer()).to.have.length(4);
     expect(tracker.buffer()[0]).to.be.eql(new Uint8Array([0, 0, 0, 8]));
diff --git a/src/root_tracker.ts b/src/root_tracker.ts
index d648d0c..991ec6a 100644
--- a/src/root_tracker.ts
+++ b/src/root_tracker.ts
@@ -1,5 +1,8 @@
 class RootPerBlock {
-  constructor(public root: Uint8Array, public blockNumber: number) {}
+  constructor(
+    public root: Uint8Array,
+    public blockNumber: number
+  ) {}
 }
 
 const maxBufferSize = 20;
diff --git a/src/utils/index.ts b/src/utils/index.ts
index b706700..74b5bb6 100644
--- a/src/utils/index.ts
+++ b/src/utils/index.ts
@@ -3,7 +3,7 @@ export {
   concatenate,
   writeUIntLE,
   buildBigIntFromUint8Array,
-  zeroPadLE,
+  zeroPadLE
 } from "./bytes.js";
 export { sha256, poseidonHash } from "./hash.js";
 export { dateToEpoch, epochIntToBytes, epochBytesToInt } from "./epoch.js";
diff --git a/src/utils/metamask.ts b/src/utils/metamask.ts
index f35423d..83c7066 100644
--- a/src/utils/metamask.ts
+++ b/src/utils/metamask.ts
@@ -1,6 +1,7 @@
 import { ethers } from "ethers";
 
 export const extractMetaMaskSigner = async (): Promise<ethers.Signer> => {
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
   const ethereum = (window as any).ethereum;
 
   if (!ethereum) {
diff --git a/src/zerokit.ts b/src/zerokit.ts
index 39d506f..feae304 100644
--- a/src/zerokit.ts
+++ b/src/zerokit.ts
@@ -8,7 +8,7 @@ import {
   concatenate,
   dateToEpoch,
   epochIntToBytes,
-  writeUIntLE,
+  writeUIntLE
 } from "./utils/index.js";
 
 export class Zerokit {