The following information is deprecated and may limit its use. Please refer to the WalletConnect 2.0 tab for the latest version of NEOPIN wallet integration: WalletConnect 2.0


Creates new message call transaction or a contract creation, if the data field contains code.


  1. Object - The transaction object

  2. from: DATA, 20 Bytes - The address the transaction is send from.

  3. to: DATA, 20 Bytes - (optional when creating new contract) The address the transaction is directed to.

  4. data: DATA - The compiled code of a contract OR the hash of the invoked method signature and encoded parameters. For details see Ethereum Contract ABI

  5. gas: QUANTITY - (optional, default: 90000) Integer of the gas provided for the transaction execution. It will return unused gas.

  6. gasPrice: QUANTITY - (optional, default: To-Be-Determined) Integer of the gasPrice used for each paid gas

  7. value: QUANTITY - (optional) Integer of the value sent with this transaction

  8. nonce: QUANTITY - (optional) Integer of a nonce. This allows to overwrite your own pending transactions that use the same nonce.

Example Parameters

        "from": "0xb60e8dd61c5d32be8058bb8eb970870f07233155",
        "to": "0xd46e8dd67c5d32be8058bb8eb970870f07244567",
        "data": "0xd46e8dd67c5d32be8d46e8dd67c5d32be8058bb8eb970870f072445675058bb8eb970870f072445675",
        "gas": "0x76c0", // 30400
        "gasPrice": "0x9184e72a000", // 10000000000000
        "value": "0x9184e72a", // 2441406250
        "nonce": "0x117" // 279


DATA, 32 Bytes - the transaction hash, or the zero hash if the transaction is not yet available.


// Request
    "id": 1,
    "jsonrpc": "2.0",
    "method": "eth_sendTransaction",
    "params":[{see above}],

// Result
    "id": 1,
    "jsonrpc": "2.0",
    "result": "0xe670ec64341771606e55d6b4ca35a1a6b75ee3d5145a99d05921026d1527331"

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