{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x85a14097d2027f7ef88fb746dd338a6140b0fccd42b1e565f97132002aa613e0",
    "signature": "0xaedbea3e01fb9d17369a8f73cbf4b06aa63cafae6f7fa2f10e24d766b11887bf259e7d278fa50521a26a358d17ca5f010a6f9d47881ae5748b0524ee7863b09b1b",
    "signer": "0x9ED13561F00859bb46f6454dd397973c0B8463f7",
    "userId": "664110358"
  }
}