Enhance docs for `data` form `POST` API

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#1,241 opened on Mar 27, 2023 0 comments 0 reactions 0 assignees View on GitHub

Description

These fields could do with descriptions, per https://github.com/hyperledger/firefly/pull/1236#issuecomment-1485697224:

![image](https://user-images.githubusercontent.com/6660217/228038696-b4b60b47-fd86-4195-bf4b-5d5c452a5028.png)

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