{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5642",
    "entityType": "User",
    "nonce": "0x8aff2d71f3b4946fde5ac88d8c86a9fe55dd58f01aadb811c781c440aecf40cf",
    "signature": "0x5980612c20d048d96e0da8e0d979babcf9e88875dd171653c3f5407f15600fe70770d3a7b318a3040855d3a3b355132627e8b70b43261b75637383ad3bd8931b1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}