{
  "manageEntity": {
    "action": "Update",
    "entityId": "672133271",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieralgp5s7afx7joybraqyhhtiu5oyqss6jfojyh2v3ikwhbnmq4tklq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1170700276},{\"type\":\"playlist\",\"playlist_id\":5419},{\"type\":\"playlist\",\"playlist_id\":1181547984},{\"type\":\"playlist\",\"playlist_id\":1792089834},{\"type\":\"playlist\",\"playlist_id\":1103319156}]}}}",
    "nonce": "0x9efd75bc1815565e385b02fd12ee65bc314665d21c9a76bdb32ae1081e463874",
    "signature": "0x07f41f5ab793af905cbad5bddaf2f71f407ed725b6a0de74fcd90b64b7628abf7edd3fc490c75ad07d76ebde9a6669a3b897aa920e40f7f81e4b7a20fa0ea5c81c",
    "signer": "0x9DdE377c723409FF26023CF1B05dDc885a25BfbD",
    "userId": "672133271"
  }
}