{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68255408",
    "entityType": "User",
    "nonce": "0xdbea81e00f6bccfa50b5ee996a826ba2b7ff33dd56c6bf38c88f250f1aaad1f3",
    "signature": "0x59fca19a09ed5d37bdc5217e0a478ba8460b20e8fa7cd948a7555bf24aece5e34ef9414896ef05a5067a713d2ab95eb073d1438c467286112ad2270ae81027dd1c",
    "signer": "0x6802Fe39C5FA9f99ac1Aa32F164982185A3E70ea",
    "userId": "152482938"
  }
}