{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "934065758",
    "entityType": "User",
    "nonce": "0xa0049ad96a1bafda47d3fa9e047711f22831c5df96cbdafb8f6fa6dec354e564",
    "signature": "0x2b1acfeae337b21c8cef76959654aeba9d4a31db2ce863ffa5aec577f0c3d83242e6103876f4a1586d510307453464849d04ada3520ae8e4b5f9c772e566ef6d1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}