{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "628179261",
    "entityType": "User",
    "nonce": "0xf702fb032b5812135c5d46b805cae1d21a3d736b57cb26a6a4da55471609bc40",
    "signature": "0x8a7866732349f37a380f98b124973a22847fb5acfd9de36df247e63d8d196ddd3385ffad7c6d4b4e89d8d323b752d01310dbc5c72fb5b89c466d4772ce1cebff1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}