{
  "manageEntity": {
    "action": "Save",
    "entityId": "1422880728",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x150b6f70a9a682b321d936bb6a82bbc347475ba3143277f41ca90b2b8f9b36b9",
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}