4.2.0-0.1.0 Refactor | changed the multisim payload to pass the ID to bn-server

[julianapeace]

Description

Why
Multisim responses were not returning because the ID was getting lost in bn-server.

How it was fixed
All sim payloads default to an array (even single sims)
And the transaction object is pushed down a layer so that a sample simPayload looks like this

Sample simPayload

simPayload:
id: mr4_SDcGbreMVLwpgSY0K,
[  
  {
    from: '0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B',
    to: '0x7a250d5630b4cf539739df2c5dacb4c659f2488d',
    gas: 332160,
    gasPrice: 0,
    input: '0xfb3bdb4100000000000000000000000000000000000000000000003635c9adc5dea000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000746dff22206ce4e3da
6d7eb4d537398be8f236d600000000000000000000000000000000000000000000000000000000624FD77D0000000000000000000000000000000000000000000000000000000000000002000000000000000000000000c02aaa39b223fe8d0a
0e5c4f27ead9083c756cc200000000000000000000000094d916873b22c9c1b53695f1c002f78537b9b3b2',
    value: 28981678599856504
  },
  {
    from: '0xAb5801a7D398351b8bE11C439e05C5B3259aeC9B',
    to: '0x7a250d5630b4cf539739df2c5dacb4c659f2488d',
    gas: 332160,
    gasPrice: 0,
    input: '0xfb3bdb4100000000000000000000000000000000000000000000003635c9adc5dea000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000746dff22206ce4e3da
6d7eb4d537398be8f236d600000000000000000000000000000000000000000000000000000000624FD77D0000000000000000000000000000000000000000000000000000000000000002000000000000000000000000c02aaa39b223fe8d0a
0e5c4f27ead9083c756cc200000000000000000000000094d916873b22c9c1b53695f1c002f78537b9b3b2',
    value: 28981678599856504
  }
]

Checklist

• The version field in package.json is incremented following semantic versioning
• The box that allows repo maintainers to update this PR is checked
• I tested locally to make sure this feature/fix works

[lnbc1QWFyb24]

Closing in favor of a different approach.