{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "313260",
    "entityType": "User",
    "nonce": "0xcfce0a3a1bb189a0292509f685d409f942c36367422e2bb608fc5f89a527da83",
    "signature": "0x825ed07a5d48822c8d6693e38020493259c8c63a66eda8684bcb66adc3966e1f5ee9f0356c9873ad8848467ddbdc7309ff7c679585689beb0ff6d61f007927701c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}