{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xec6e12381430176f253bd8d2d2cb05f99ff989812ce1cedf0c712de365f2e644",
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}