{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1780850",
    "entityType": "User",
    "nonce": "0x414b2cd93bc2dc3f2dfba6c089ad88a644eb485c1e8ed0b8c9254cec6a7ca73e",
    "signature": "0x9daef139f6b7894c274971e777016e86efee0ec5c81cbee8bf41b581a00e1c386a958e2a9c589d149217c962f051e075be5f9d1e4df69f276659e9eddef070701b",
    "signer": "0x97eAfE883FbF33a8b75f6f37440caFE5CC452d3f",
    "userId": "849776474"
  }
}