{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2112641074",
    "entityType": "Event",
    "nonce": "0xccb5eca3fc786fc9acae8977291f634def253fbba2c15e86348fef74bb3443ad",
    "signature": "0x1b1557c0b75c828b67fa24861b13c419b1457eaf16839fcbd66c9fab1c3962ca1f2b6d2b99a4595e576d89d6d8bac0ac2125992e30dae8ef4579483a20c3772f1b",
    "signer": "0x7Cd44Dc53B13eEA7335A000Ce36c05cDFE34b348",
    "userId": "355113"
  }
}