{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161998",
    "entityType": "User",
    "nonce": "0xb10121f95dbbe16b0576db877ce2d9f74beba80d18717635c3d2b7b94fefee57",
    "signature": "0x29949a637d68cbc8ea9f3d161b638db1df7eae1dfa968d263eecf534cb04a52a3c80d6654eaa810db6f2fe15d9889c7626620d0248ed6802371d1691219e72d21c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}