{
  "manageEntity": {
    "action": "Save",
    "entityId": "1475921367",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xca406653eca9b5b0ecd8add8419f9121cc04b0ea343d161d6be3f9d71814784c",
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}