Add sendRawTransaction

ethers/providers/jsonrpc.nim

@@ -151,6 +151,14 @@ method getChainId*(provider: JsonRpcProvider): Future[UInt256] {.async.} =
     except CatchableError:
       return parse(await client.net_version(), UInt256)
 
+method sendRawTransaction*(provider: JsonRpcProvider, rawTransaction: string): Future[TransactionResponse] {.async.} =
+  convertError:
+    let
+      client = await provider.client
+      hash = await client.eth_sendRawTransaction(rawTransaction)
+    
+    return TransactionResponse(hash: hash, provider: provider)
+
 proc subscribe(provider: JsonRpcProvider,
                name: string,
                filter: ?Filter,

ethers/providers/jsonrpc/signatures.nim

@@ -8,6 +8,7 @@ proc eth_getTransactionCount(address: Address, blockTag: BlockTag): UInt256
 proc eth_estimateGas(transaction: Transaction): UInt256
 proc eth_chainId(): UInt256
 proc eth_sendTransaction(transaction: Transaction): TransactionHash
+proc eth_sendRawTransaction(data: string): TransactionHash
 proc eth_getTransactionReceipt(hash: TransactionHash): ?TransactionReceipt
 proc eth_sign(account: Address, message: seq[byte]): seq[byte]
 proc eth_subscribe(name: string, filter: Filter): JsonNode