MPP session-intent topUp payload (per draft-tempo-session-00 §8.3.2). Client signs a Tempo T3 tx for topUp() and sends it to the server to broadcast.
topUp()
Additional deposit amount in base units (decimal string).
Channel identifier (bytes32 hex).
Hex-encoded RLP-serialized signed Tempo T3 transaction.
Always "transaction" for session topUp.
MPP session-intent topUp payload (per draft-tempo-session-00 §8.3.2). Client signs a Tempo T3 tx for
topUp()and sends it to the server to broadcast.