{
  "manageEntity": {
    "action": "Update",
    "entityId": "563998093",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierahsybzt7ynbcaqaxyx2m5qptidmaimgwlv2r3dgsbthgmvt44n2ma\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":607510643},{\"type\":\"playlist\",\"playlist_id\":2080216210},{\"type\":\"playlist\",\"playlist_id\":1163722764}]}}}",
    "nonce": "0xf61bf626cd18dee4b28adc57cb145b6a60f8288c26de26667c5f90d70a3fccae",
    "signature": "0x6d82846bca7cbd88b2de14e444205ac8d0ce4196830f7477aac4d535353daabc7158ffc3d3d9be9d11cbc3db5d652f422b3dedee17b6cd1061b6e30b9b7f65651b",
    "signer": "0xc11D28404f39623f2A0d9D9eC6D9E5e4C8e06fEb",
    "userId": "563998093"
  }
}