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debug_traceCall RPC method

The API credit value for this method is 9 . To learn more about API credits and each method's value, visit the API Credits page.


  1. Object - The transaction call object, should have this shape:

    from - (optional) String of the address the transaction is sent from.

    to - String of the address the transaction is directed to.

    gas - (optional) Integer of the gas provided for the transaction execution.

    gasPrice - (optional) Integer of the gasPrice used for each paid gas encoded as a hexadecimal.

    value - (optional) Integer of the value sent with this transaction encoded as a hexadecimal.

    data - (optional) String of the hash of the method signature and encoded parameters, see the Ethereum Contract ABI.

  2. Quantity or Tag - Integer block number, or the string 'latest', 'earliest' or 'pending', see the default block parameter.


    1. Array - Block traces, which have the following object shape (all return types are hexadecimal representations of their data type unless otherwise stated):

      Result - Transaction Trace Object, which has the following fields:

      Failed - Boolean.

      Gas - Quantity.

      ReturnValue - Data.

      StructLogs - Array:

      Entries - Array.

      StoragesByDepth - Array.

Code Examples:

require 'ethereum.rb'
client ='')
response = client.send_command('debug_traceCall', [{
    "to": "0x6b175474e89094c44da98b954eedeac495271d0f",
    "data": "0x70a082310000000000000000000000006E0d01A76C3Cf4288372a29124A26D4353EE51BE"
    }, "latest"])
puts response["result"]
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