{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x03c4249b3a5d6d3af8a41d5fc653c5fc125bca7235f49a62ce634bdf746fbec2",
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}