{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa1974b05d2877549c086cbf5b8801bbc178a4f4293baf3230280c7251f0657bc",
    "signature": "0x833e6e6bc5a89ec4f107c036e6b4ad3c2374256492a9631e0fe14df22e777a916ca71fe781c6be9a712f26c1887c7b994dde7a352e6bd43547126823fc52809e1c",
    "signer": "0xCaE1ee7dc4DB493ceab857fd89C09fA305C4c5d4",
    "userId": "648743045"
  }
}