{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954117045",
    "entityType": "User",
    "nonce": "0x0eef28b467b73820c55de106008903fc6f8094e4a3abb6257a5be247a8d01620",
    "signature": "0x3f3949ac2f83958e9399696dd1af71e5e9094fa9519224445be81b64320544856de6942482b6321ac2383b6f3dce87d4dff5d826e8adfb79c2cd5e5a187e145d1b",
    "signer": "0xF7F56DF4D8a2Ae2BF9Ca645DC684f84c37BbDaFe",
    "userId": "116272245"
  }
}