27 standarize get transaction

[0xp3gasus]

Description

Get Transaction method has been standardized with the following structure

{
    "tranction":{
         "blockHash": "XXX",
         "fee": yyy,
         "data": {
             ...
         },
         "transfers":[
              {
                   "from":"XXX",
                   "to":"XXX",
                   "amount": yyy,
                   "fee":yyy
              }
        ]
    }
}

Where:

• blockHash: Block hash where the transaction is stored
• fee: Transaction fee
• data: Info about the transaction. This filed contains the blockchain transaction info
• transfers: Collection of transfers done in the transaction where
  • from: Origin address
  • to: Receipt address
  • amount: Amount of corruncy transfer
  • fee: Transfer fee

Fixes #27

Dependencies (if any)

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

• Get Transaction Method test updated for ETH in test_eth.py
• Get Transaction Method test updated for BTC in test_btc.py

Test Configuration:
Operating system (output of sw_vers): macOS 12.0.1

Related PR or Docs PR

Docs PR related #
Other PR related #

Good practices to consider

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[phoenix-web3]

This PR should be reviewed by @bridgedragon