{
  "manageEntity": {
    "action": "Update",
    "entityId": "541604521",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierasjhcj7moe2uo4mcivk7oukz6tebecgi5tw3qsks2jkbnoubs6j4a\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1745785604},{\"type\":\"playlist\",\"playlist_id\":1637921486},{\"type\":\"playlist\",\"playlist_id\":971391981},{\"type\":\"playlist\",\"playlist_id\":1413549811},{\"type\":\"playlist\",\"playlist_id\":1735863645},{\"type\":\"playlist\",\"playlist_id\":47612948},{\"type\":\"playlist\",\"playlist_id\":813566210},{\"type\":\"playlist\",\"playlist_id\":1891449430},{\"type\":\"playlist\",\"playlist_id\":769694261},{\"type\":\"playlist\",\"playlist_id\":509053566},{\"type\":\"playlist\",\"playlist_id\":1127289347},{\"type\":\"playlist\",\"playlist_id\":620153230},{\"type\":\"playlist\",\"playlist_id\":748045463},{\"type\":\"playlist\",\"playlist_id\":1459301126},{\"type\":\"playlist\",\"playlist_id\":1521218524},{\"type\":\"playlist\",\"playlist_id\":1152257845},{\"type\":\"playlist\",\"playlist_id\":1490810152},{\"type\":\"playlist\",\"playlist_id\":1724136956},{\"type\":\"playlist\",\"playlist_id\":582937104},{\"type\":\"playlist\",\"playlist_id\":2092731165},{\"type\":\"playlist\",\"playlist_id\":2119097200},{\"type\":\"playlist\",\"playlist_id\":1140212804},{\"type\":\"playlist\",\"playlist_id\":410712815}]}}}",
    "nonce": "0xcb708c960469b498fe57a63208464b561ed965ea34e78d2dc9a7959b95af6b5c",
    "signature": "0x4d4f45e382672917fcb1e277239715ac40d0548b994cab9e75d64e1624fe67e414222e3662865e99717dcef0cbbbd0a53b2bd808094362e7acd24f45e17997ed1b",
    "signer": "0x6665D53464AE49523fE036B3620715F3181ef405",
    "userId": "541604521"
  }
}