{
  "manageEntity": {
    "action": "Save",
    "entityId": "1927927794",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6a1f0e26cce6dfdb502ac126f6e71ecc00a9579d32babe116c9bad6b94a961fd",
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    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
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}