{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "459430467",
    "entityType": "User",
    "nonce": "0x393a736b641e121c4c19d4ec7800f610aa178a48bfa0717caf19a3c1471cd945",
    "signature": "0x9998a00636af9ce5877a0d2f4d8a29a56b017c2defc198af0620b55fca9c8e230247382503c0b7b0b0bc91140982cddc4dfcc9c04336cce171a75a9df43359ae1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}