{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "416239376",
    "entityType": "User",
    "nonce": "0x6f9332c8b4e88b60bbaea5c5c4b379de00387ab78c674b0b7a9a69bcd16a3d82",
    "signature": "0xddb0c6d645494b3405180f914dd91b3bce877b8916114ac71936f6d1753827786bacc31ab04949327db51147dd580373ebb3f3bbe57e407019b072abe19105391b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}