{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xec3b8e0a4e410e7cf2c97688159d0bf81ac8dfa7c1a54a8075a2730bfe799c9f",
    "signature": "0x88b9380d19bb6c5baacde4d20348f5ce3ac9ac909952b45c6ce53a3a1e6e70062919dc8e20fc46acdf711eee67711b315438866a55c00f6bf8c6f0882da1ad531c",
    "signer": "0xFeA5bc7239fee611C512dE588FA68Aee47B94040",
    "userId": "323807960"
  }
}