{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xf0ea1229e9625e0af527a82d2170347cee59628d5c7bcdf423cf5bea0b2d2fa7",
    "signature": "0x398fc88814eab98147b886f789677503fb7990857d6310cd6ff0ce3ac6e81efe752f0d38e646824068c1fa22ef5d2c8a7395598b108314e2605e6160901d55361c",
    "signer": "0x357BBB1EaCE3c3e529b2dd33C2E5d7E5BE53Ba95",
    "userId": "420153723"
  }
}