{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1792391",
    "entityType": "User",
    "nonce": "0xa51cb24a711cbe18978dd0dd456571e009aea45d2e03c1b3fc3428eb5be6515e",
    "signature": "0xb2302b30e0738646aa7bfde9048ab7d15312fdd235c9a7bc4bcc3761382c1e847dd5dbc9f66236857c9eca11056d91386357fae1f10954117c9fceba22e232251b",
    "signer": "0xb9160bee52F73DAB98D7cB3210d24Be59194CaC4",
    "userId": "319969"
  }
}