{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "914786391",
    "entityType": "User",
    "nonce": "0x95617e86323f03c31ce1ed14f9db5c405a81651fd80761d984c6e0a41dd18e7e",
    "signature": "0x2be0f61dc0627ba24fa8a17291bee188c5841bda34edf1ba0de812f1a7e5c9993a8f66c5460244a2a035efbc79835148372928638a81725b6273d3f22dd8947d1c",
    "signer": "0xa24498458c4D424889FfEaE6EdB476c8E35C41BD",
    "userId": "787951188"
  }
}