{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "661125231",
    "entityType": "Notification",
    "nonce": "0x2cd83cda4305b664f3340d8e0a594951d01f6d8ed1fc835746e52a8652a12b22",
    "signature": "0x9c30206eedaac9357568814b4c27308a8a59585587dcf35671e40890ec1b172656e68eafa2e6edfe5f99d9beb5751534b51fa011ddc8439b99a7e749809435d01c",
    "signer": "0x8ABB345caA80ac50Ef3E59FA70c4Cd390f8BeBFD",
    "userId": "138896454"
  }
}