{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xa1593a6068b7d136d2c0016732b37d7b9de284779195f085d1390500637f02aa",
    "signature": "0xc25b606c57138eb77b9984adadc527e392e84ccc9fa46630dc65eba4254ba6414860df239dadf0d4d1fa00d033ffc571351712cb15bd0f774e5acb7d3812e2961b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}