{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xeadfaa9f6c2b17d6ef0e24e7be95c97a9115f9d26bfcc74fa759ce343b7056c5",
    "signature": "0xb2d56d4291b083df73e6a96177f89cd73d18f9191e36f0bc42192a71a96aed5a6a671938fc875f231ba567cd880746520d2c220361c620f70d454239bae844001b",
    "signer": "0x989faEfE658E0b6dF1793197b0De4137Cb1aDD3b",
    "userId": "554920508"
  }
}