{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1ee8a7976a9b324fc41781d6e32900ffe3636b2c14a41938b4eb5cd8e7a8a4ba",
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}