{
  "manageEntity": {
    "action": "Update",
    "entityId": "434426540",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierapdzz3pk2htnktfyu4yr2epyozwrr5q6lzman3i5p7cg63obcozeq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":194877756},{\"type\":\"playlist\",\"playlist_id\":474193382},{\"type\":\"playlist\",\"playlist_id\":1074895134},{\"type\":\"playlist\",\"playlist_id\":1153430941},{\"type\":\"playlist\",\"playlist_id\":1354850452},{\"type\":\"playlist\",\"playlist_id\":1361280845},{\"type\":\"playlist\",\"playlist_id\":1788602242},{\"type\":\"playlist\",\"playlist_id\":2041437218},{\"type\":\"playlist\",\"playlist_id\":260403552},{\"type\":\"playlist\",\"playlist_id\":170974162}]}}}",
    "nonce": "0xdc26664c06500764e766b86144ca4d580143c2a2d559f4ad0994ac1ebb6d6cd7",
    "signature": "0x1d9f766afbf6b034ec0509264d76bbd2f9f7f3982a5ca3704ff42bf340f3126701bc58d191754b1a9a850a45787ec31a7042139bef84047acf678a7b036d63a51c",
    "signer": "0x11f0B7e8AEcA305c59Bfb65f829fDd51AC5395f7",
    "userId": "434426540"
  }
}