{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827420993",
    "entityType": "User",
    "nonce": "0x53054a194870fdc01bb6daf5062287f4a772181b63766fda915093870f316c5a",
    "signature": "0x7d7ceb575925c609a4ce9820679b184854454e65f03f5e22f15b28017288a84e54602b217a1fb5c590d390a5ddd36b0b8cb298e47ae02fc4ceb8a61ae32867ed1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}