{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "206370",
    "entityType": "User",
    "nonce": "0xd01bfb7db3a6957b56ad6c9c9463749d15af1d6a828996876323d7265a58bd84",
    "signature": "0x55c7dd20de27c3ad357b383d97f36e696633ec81d88cc2847115d40d80aeeb9b45cf982a1d2483d67b39873b2b639e22c60f3a395406b0331a1999a04e44b2101b",
    "signer": "0x0a5148A3f132E6696c1Cd3FDA8465fC5fF17d3D2",
    "userId": "803288761"
  }
}