{
  "manageEntity": {
    "action": "Update",
    "entityId": "842575483",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieracjhq5xepph3pvy5ixbien5pau3rnecjcxmfhhgtcitvrszsxvehq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1729429452},{\"type\":\"playlist\",\"playlist_id\":128899},{\"type\":\"playlist\",\"playlist_id\":2046045108},{\"type\":\"playlist\",\"playlist_id\":806977433},{\"type\":\"playlist\",\"playlist_id\":36748250},{\"type\":\"playlist\",\"playlist_id\":1822720521},{\"type\":\"playlist\",\"playlist_id\":1696673338}]}}}",
    "nonce": "0xba6b8a038a562559360916d38c5103008dc3fccaf72c4e5023b552d3973d09fa",
    "signature": "0x8d49ad709f4ef54810779ad4133a91fcf321715bb5ddb8850d673c5d69dc7c2945230b4132fcbccdfa2bcbb768ec89f75cf178655749a504548f0b58ee7ab0a61b",
    "signer": "0xdBe895810b3F9F6Dc6073E427C17bF8C3e1DF6A5",
    "userId": "842575483"
  }
}