{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x301bf53901bd5476013b200da10e07f16230c484c1d18ba3938646aa1006abb3",
    "signature": "0x126dc3e7f0615cabbab14fd81ca7a5572e13c09794b8dc9a30f4f9a2cbd3b3d343c783f8a066db6e23f94dc00c57deed1cc2a4dc6864ab9b4586dbbba48cd11a1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}