{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1385998271",
    "entityType": "Event",
    "nonce": "0x86cece36525e6c444c3e25a2013ef72d4fed212d54556aff29b685d55fd03bf3",
    "signature": "0x37cb5b9b8a22b7c686865a0f45b99dd925c83504414e27c9d1226c9bbf552d916e767f5030c31e2a610b13b08c396274fd44f7b31a9715a3d035f0663eacba981c",
    "signer": "0x8d36FCaC4f3685E266D2ec258a2eaE029Bfe695F",
    "userId": "529580194"
  }
}