RPC request to sign arbitrary application data and return a wallet-provided signature.
params[0] is a JSON-stringified SignDataPayload — one of three discriminated shapes (text, binary, cell).
params[0]
text
binary
cell
dApp-assigned request id; used to match the wallet response
method discriminator
single-element tuple: the JSON-stringified sign-data payload
RPC request to sign arbitrary application data and return a wallet-provided signature.
params[0]is a JSON-stringified SignDataPayload — one of three discriminated shapes (text,binary,cell).