{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x9fbc1fc1286ec96c1386d595dc014dbd14b6cf95212c48bb87777b41762df578",
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}