{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67242552",
    "entityType": "User",
    "nonce": "0x1249ffd5f18791b2e2ca89ab9b6c42080b790db5660a89ec1c05903147969ebb",
    "signature": "0xd96899403b1084cfb3f6ef1bd2b03d3ff6af5bc2a24a1585d956c519bd278535641d023aafbb606a5f0b3172036775d12c12af15ded41b990e81050df795b62a1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}