{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "939350786",
    "entityType": "User",
    "nonce": "0x94a4088ef44e69c0ce37ace4d836084312b2eb7a17e1860bd8346c36acef2593",
    "signature": "0x732a4cf148f64ae434361b0c1c1e5469a069c8266d420c75649741762a52279b026b3930ec5d581726d090c04dc0822f5121484aef7f8600b341711880e461681c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}