{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xe3faf275b49d334283ed8f6ead44138cd46af038c80c838d4b217601ea057b91",
    "signature": "0xca7381dd935ebed557c1afc60078708e74262216dba32ff7295dc0045d0a319674ca5f0cb5ba134858427e86f21e93c3685a9db361d270f7d128677b507985d61b",
    "signer": "0x80BaBdd7604de656E45b52EFA056548D7C078B36",
    "userId": "790313179"
  }
}