{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0xf3a5d819ca9864b395dee6fba53fa84ef95d96c38a723eedbf6d49ab31df445a",
    "signature": "0x93b1cf817bbb7791ee0a4622c17439c8a36286ae3bd6053f4e325ee83cdbc02d4c04d4ad56f94ea042060184f12503fc930ae40c82659f595d4a7dfae5a194ef1b",
    "signer": "0xd1bC12b8b46f2FAa152aB791052b4a26826F86F5",
    "userId": "481080235"
  }
}