Properties
channelId
channelId: `ch_${string}` = ...
fromId
fromId: `ak_${string}` = ...
nonce
nonce: number = ...
payload
payload: `tx_${string}` = ...
poi
poi: Uint8Array | `tx_${string}` | Object = entryTreesPoi
ttl
ttl: undefined | number
Optional version
version?: 1