{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4cd47a704502a0029fae6ad17bdb4f4cd9beefda9e37221ea03b0eea75b61a1a",
    "signature": "0x1dc94e63eff450973b31dbd9bc0656a30f40e359d7b20dcc6d99bc78dc16b1282d0d012541b5d10a9cb7464d9c1a170dd6e2202b58fe8ae7c98a95c7c64cb63c1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}