{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x63819f6ba5e01cf5beb19ebbb8707785ef3d4e643cb0fce9713db99cd1b86c6a",
    "signature": "0x694ead153e85e44338408815b9036c700ee02e5f0722dabe930a4f79db39e2fd2c3e875f7b2f9223a257346a0179e6d190ba065c99e0b6725a8a5a105fb8c4871b",
    "signer": "0x8bd5c03298238332f393D0373090CA1b27A78DC1",
    "userId": "362760707"
  }
}