{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xda35489815bc2ab377ade4211f16841751f2fa52731aba7dd7f0af61f89acccd",
    "signature": "0x57f024a1ae5adf44d2877c1ca8c6e19e22f3530bf17ef260e120722d0edafc501ed81d20fe650ba07e0d9c1a25c0f3d356581a3dc1ff33cac8769885df34da0b1b",
    "signer": "0x7fB23CaDa61ACB0c4fCc650FDE57c3B812d4A5f4",
    "userId": "66130"
  }
}