{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xed341a0769e728107ef05b9b6156ad6ae7fd8561fcc400cf0a3b2b31bfb8a180",
    "signature": "0x68dc492d98e00387187b90f664a351d4f5b5287e7b01c27acce03c0e8a95ef775e3fdcd573956caac9f923294bdd6517fb98cecb7e1f2f0dd62c3ecd054fc3a91c",
    "signer": "0xAa942fb8d8E7Eb9024f403fC0FF63D378019Fdb5",
    "userId": "8151"
  }
}