{
  "manageEntity": {
    "action": "Update",
    "entityId": "824478223",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieras7f7ef2yxj2scwle36bh4l56k2ksh3l5nyxs4spbrb7pcpztr6ga\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1186505749},{\"type\":\"playlist\",\"playlist_id\":695388245},{\"type\":\"playlist\",\"playlist_id\":1468678833},{\"type\":\"playlist\",\"playlist_id\":1043826436},{\"type\":\"playlist\",\"playlist_id\":1928472581},{\"type\":\"playlist\",\"playlist_id\":244059397},{\"type\":\"playlist\",\"playlist_id\":1854620221},{\"type\":\"playlist\",\"playlist_id\":466484827},{\"type\":\"playlist\",\"playlist_id\":480162771}]}}}",
    "nonce": "0x256cdc1e7669abc0587eef07eecbd7760c59aafb1f5edd2606dccddcea8cd0bb",
    "signature": "0xe59c43d440a96c74c70a82ae2f328d281518d15a759a578ac4a2a25ac79704a9154cb4565295ca1a9c0db3ae8698a32149a691cf7782ce62fa03f620a0e4df971c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}