{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69398",
    "entityType": "User",
    "nonce": "0x424878707a012602bf13b5824a3a1867572baa19eb11ab782a5f06e8300f5f94",
    "signature": "0x674166baad7e77880f09671d0af5aeafd44734571d101d25e30039ca54f75f0a41f669147e22943f6c8644bf3dcb3fc826aa77cf687f8055319f38ff6773b56a1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}