{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "895527427",
    "entityType": "User",
    "nonce": "0xd0d7cfe4c7e2cba02fe8e4097b3ffcd4dc301d28f56f9382c883336b95ee2f69",
    "signature": "0x6c5cddcbd32675490fd87ce5a775b4dc9a0585ae24f1293dc1d1ca4083f0b7211a65dbe5a5eec8cc281135c44214879cfbbc0276dece2733e0ecc1e27f3164311c",
    "signer": "0x2aF04528b05939B9f7F5D99Fd67081660907b6b6",
    "userId": "3541"
  }
}