* Invoke subgraph handler in watcher event processing
* Fix error when invoking subgraph handler
* Parse events using event signature specified in subgraph yaml
* Use contract abi to parse event params
* Invoke event handler based on event signature
* Fill event with block and transaction data
* Comment missing fields in block and transaction data
* Perform eth_call and get result in js import
* Use dummy value for eth_call
* Called handler in wasm with event param
* Implement passing event to subgraph handler function
* Use generated event class Test for passing to handler
* Pass event params to handler
Co-authored-by: nabarun <nabarun@deepstacksoft.com>
