{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "183102",
    "entityType": "User",
    "nonce": "0x070e3699c148074110dbd5f5bc87cfab287902b8ea43721ea510c69d1b728cdf",
    "signature": "0x7ea199dda145823f3b3543c23caabee49c176a609b652a85287bd0857a1e31687948da53be2fbe965d5acb6a0e6c2a6e4cd26865e54511667c63b7cec7ceaf6e1c",
    "signer": "0x49725020a21cF6A928575eE04a5506771Fc95916",
    "userId": "908506084"
  }
}