{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4b65fdaa6824b19160d350a539cee91685d4a343bce681ad2c0919f8d8699f43",
    "signature": "0x0140ec7265f0f82e8b5e39949fc3631eeeaee1d2949a74097595d6ab73d1c0907dd32958f2b2756c5c09d7e64b3559e7e7859f8f93acef90fd0d72198bf9b9341c",
    "signer": "0x14ab7027c19a202dbEA7a9218aa291D424d901e9",
    "userId": "111579"
  }
}