{
  "manageEntity": {
    "action": "Repost",
    "entityId": "667496",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb24e41713843b6af9c14db91ca96d061cb9ce3d4f6a43abcaaa20775470422c3",
    "signature": "0x6c724973af7e1923913b083b4f4bd95e51023888bfe2117ff2b73857c025f9c17b17738d6cd08dec52d52bf798c064e1884bc5f7640c7be124439516d5bae0ad1c",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}