{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "765901034",
    "entityType": "User",
    "nonce": "0xb27c262bad189ba0e87eaeb2cbaa41976f0912cf5805a2d27d2eef0a4cf047fa",
    "signature": "0x4def31219d0cac9433652c405c805552ef7d8c223827d5dabe181857f3b085d228041e819210e07d3bdc79a12b8d3881b85f75731b04361b94e24590d91f86061b",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}