{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0xc1f2ec5e187a7fb30211267314c59d2fbe199b6044fb4122160dc625394d160d",
    "signature": "0x269b55e6bd7caf3d87c8c7c5875bb486727caccceb46007454f0d79aced3b0225395079c5e0c16ffc631546589c46b2f7da0c1ad9176d1f1b3a2e661c9e962e61b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}