{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xea9d00625efec3812b503c737191dbf5cdc3ae0e55c6ab217f15ec5741f99786",
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}