{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x544e9bfb4fbd279a0553eb490ec866c6428289c06ca9e0d601bbce9530487721",
    "signature": "0xc0127459738a39953d69d9a302df0bf8f3f5c6b3795ba8eb3e2c2a943a8cee1975c43be34d36083e6fcf75aa3dcc1c2cd54422e5ec8f22e32b41b6b0c661abca1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}