{
  "manageEntity": {
    "action": "Save",
    "entityId": "1334050521",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x026e1f78f761ebb690695201fcd9cead1f20c1b3c40e268fb386fac432fda1ff",
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    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
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  }
}