{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936",
    "entityType": "User",
    "nonce": "0xea3eea97a418d9884a06548ca667ec0c5dc2a6f4630c095134e0e8c6d888a785",
    "signature": "0x3405b8a317ba52d720efef89695676ce5e1208e7af077617274c4372a14fc77e41a670f123b0d32e1ab8a87bace6aa4cc4437e081e8b18968b3a83294cd1d4dc1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}