{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "171514",
    "entityType": "User",
    "nonce": "0xdbb41a08764206c29163cf2587c2de78677085223cd7bfea975d9e6c7e57285f",
    "signature": "0xb220eb31f58476e615b86fbf5a1337b0110dabcd62e0ad779e95694fccb29b075f912ad3f049cef6dbf4afdacb0dfd086a544ec22dfe4ea59f75f7b08f51cd9f1c",
    "signer": "0x0a5148A3f132E6696c1Cd3FDA8465fC5fF17d3D2",
    "userId": "803288761"
  }
}