I'm not aware of what the Twetch folks have in mind for accounts across platforms. I'd assume an account on your platform =/= an account on Twetch.
The second point is relatively easy, if you can source the transactions.
What the chain says
- Block
- 687 379
- Time
- 2021-05-15T18:27:19Z
- Signer
- 15YXRhqbHawbH49aYzfiww2UQ4Cz82GL4t
- App
- twetch
- Type
- post
- Content type
- text/plain
- Name in tx
- twetch#622
Fields the transaction did not carry are omitted. Open the payload to see the bytes as stored.
Signed by
15YXRhqbHawbH49aYzfiww2UQ4Cz82GL4t Verified