{
  "manageEntity": {
    "action": "Save",
    "entityId": "1287347764",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1cab45e05183fe4f4ce73b0979d09567ec2a537331d1a51c0144c3c0ac731d50",
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}