{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69922",
    "entityType": "User",
    "nonce": "0xbe55c0a8234e0ceb13a97abc422145088c7c3b29e18d170d9caed61cedc38fad",
    "signature": "0x01dff768d477a596c7dbdc1c6985a20b7d42bb87587f6a121736f7a50bd8d0724f5feb05a61c7d6896d1bdc68d090846d62885232ca00db25e1e54fbcde3dc8e1c",
    "signer": "0xC75a276D0a36850045510B0483E737bCDd1F5E9b",
    "userId": "588125677"
  }
}