{
  "manageEntity": {
    "action": "Update",
    "entityId": "410756960",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraie24adwmqcggrnhnmffofrq7i7slxkhgxbegakokmxaas7cqcd4q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1816836961},{\"type\":\"playlist\",\"playlist_id\":718149862},{\"type\":\"playlist\",\"playlist_id\":446760601},{\"type\":\"playlist\",\"playlist_id\":1728960682},{\"type\":\"playlist\",\"playlist_id\":486800420},{\"type\":\"playlist\",\"playlist_id\":2055808192},{\"type\":\"playlist\",\"playlist_id\":690241191},{\"type\":\"playlist\",\"playlist_id\":92148202},{\"type\":\"playlist\",\"playlist_id\":1111542174}]}}}",
    "nonce": "0x003c41f22090f4d6ced65e7cfc25497ead725864e6910d0aacaabd4144b585b6",
    "signature": "0x87021271c63c0cbc9d2da563487abcc34575dbdf98372c455845cb462af3183367da469582fa785f4239e318e26ae0d086f401f3c9e44371944e301c9dd9a16d1c",
    "signer": "0x1DAE2f67411425Ea8f5eF5873622df905e59d83D",
    "userId": "410756960"
  }
}