Merge pull request #1 from austintgriffith/master

Update: Add uport, tokensubscription

README.md

@@ -4,7 +4,23 @@
 
 Let's all post our meta transaction formats here in a digestible format. The TL;DR here is to communicate how someone else could execute your meta transaction for you. 
 
-### Format 
+## Implementations
+
+[uport](https://github.com/austintgriffith/meta-transaction-format-share/blob/master/uport.org.md)
+
+[tenzorum](https://github.com/austintgriffith/meta-transaction-format-share/blob/master/tenzorum.org.md)
+
+[tokenubscription](https://github.com/austintgriffith/meta-transaction-format-share/blob/master/tokensubscription.com.md) 
+
+
+## Important problems to solve
+
+[relay collisions](https://github.com/austintgriffith/meta-transaction-format-share/issues/3)
+
+[dynamic gas rewards](https://github.com/austintgriffith/meta-transaction-format-share/issues/4)
+
+
+## Format 
 ```
 {
   This is the format of my meta transaction 
@@ -21,10 +37,8 @@ Let's all post our meta transaction formats here in a digestible format. The TL;
 ### Tx
 ```
 {
-  Here is my (pseudo?)code for getting transactions on chain
+  Here is my (pseudo?)code for putting transactions on chain
 }
 ```
 
-### Example Implementation Links
 
-[TokenSubscription](https://github.com/austintgriffith/meta-transaction-format-share/blob/master/tokensubscription.com) 

tenzorum.org.md

@@ -0,0 +1,48 @@
+# Tenzorum Gasless TXs
+
+### Format
+
+```
+{
+      uint8 _v, bytes32 _r, bytes32 _s,
+      address _from, //the subscriber
+      address _to, //the publisher
+      uint _value, //wei value of transfer
+      bytes _data, //data input
+      address _rewardType, //reward relayers in tokens or ETH
+      uint _rewardAmount //amount to reward
+}
+```
+
+### Rx
+```
+    ##Client SDK
+
+    HTTP POST https://login.tenzorum.app/execute + {payload}
+    GRAPHQL endpoint mutation ExecuteGaslessTx($from: $WalletAddress!, $to: $WalletAddress!, $amount: Int!) {
+                       executeTransaction(from: $from, to: $to) {
+                            amount
+                       }
+                     }
+
+    ##Relay RPG
+    - Coming
+```
+
+### Tx
+```
+{
+    function execute(
+      uint8 _v, bytes32 _r, bytes32 _s,
+      address _from,
+      address _to,
+      uint _value,
+      bytes _data,
+      address _rewardType, uint _rewardAmount) public
+}
+```
+
+### Example Implementation Links
+- Coming
+
+[Tenzorum](https://github.com/austintgriffith/meta-transaction-format-share/blob/master/tenzorum.org.md)

uport.org.md

@@ -0,0 +1,39 @@
+### Format 
+```
+{
+  uint8 sigV,
+  bytes32 sigR,
+  bytes32 sigS,
+  address destination,
+  bytes data,
+  address listOwner
+}
+```
+
+### Rx 
+```
+{
+  Coming Soon
+}
+```
+
+### Tx
+```
+{
+  // only allow senders from the whitelist specified by the user,
+  // 0x0 means no whitelist.
+  require(listOwner == 0x0 || whitelist[listOwner][msg.sender]);
+
+  address claimedSender = getAddress(data);
+  // use EIP 191
+  // 0x19 :: version :: relay :: whitelistOwner :: nonce :: destination :: data
+  bytes32 h = keccak256(byte(0x19), byte(0), this, listOwner, nonce[claimedSender], destination, data);
+  address addressFromSig = ecrecover(h, sigV, sigR, sigS);
+
+  require(claimedSender == addressFromSig);
+
+  nonce[claimedSender]++; //if we are going to do tx, update nonce
+
+  require(destination.call(data));
+}
+```