{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xae1b18c3df4336af232575c0286851c98307cfd26b91d7437b3071fcccca18eb",
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}