{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134251",
    "entityType": "User",
    "nonce": "0x84d042cd3a107ea572d20947d795707145d0a25b3271c88e657ec93d20255936",
    "signature": "0xf1841fd16f17c9e9e3092e5de82850cfbdb4c94932d2578fdcbcde5e125aed4413bd9698b4d4d5f61f073ca1b6f337d5dd59c700964ef4f27bc438ac0469f4dc1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}