{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe975b5dc8488db3d7bcef1e83fbb062a83fcd50ba28d7cc16281c39fada65fb2",
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}