{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0f767ea8176db6f08143d55d888ccadf8fba9b2c66d95918f822b492bace7d08",
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}