{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0x8630d69eeb29b5403b096dfbc885417458f4149a41c7c5f4d04ccc61fbe9c607",
    "signature": "0x5bccdc3355f3c63c8ef9529776a999fff31c72edb77722ddd5ebfef77fb6a957487bfc5382c1af094f79b458eebeb5cbbc0dab9c4cc45635267b6c38c17b912d1b",
    "signer": "0xd543a0232b294823FE594e2f4B732D93B92B24cf",
    "userId": "2559"
  }
}