{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "1399499253",
    "entityType": "Notification",
    "nonce": "0x2b5493686a1c9081406b3a1261d206176876dddec71145846112020bd0aa4fbf",
    "signature": "0x51dc266d2763a70a913a132beaba0a9de7bdb5fadd2f9f080e516ce0c43d297d6f1de4127f033e2925d46d3c3f4a559522587f2ab6ca8ce5ebc2eb75229fe0cc1b",
    "signer": "0x14d7618B82Da4e7176FDe32e4379943eCd69798D",
    "userId": "238125623"
  }
}