{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133343",
    "entityType": "User",
    "nonce": "0x59eee88a12e7cf3a2412cdd2a598b18e3aea4851e0fcf1d128c3fced342e189e",
    "signature": "0x3ef649c9ce1bb3d16e44ae6c25cf20b1bb38403cb1e23c44ddb14f38d647b1420051d4ed1a296aa99989c533f8639972e5a78bfe332d189e663c57f13ebc56bd1b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}