{
  "manageEntity": {
    "action": "Repost",
    "entityId": "606578440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdeeb4e5d4692d3c6840ec555e5f700af279ec49e2c77343d88f0557ab9f02eee",
    "signature": "0x42ec92bbce01d29384799455664ecebee0dcf275575602c6f31345114458220a6a18cfd6d0737623ce0af037ed5092780749a471d335cfcf1b5a926b54a11f041c",
    "signer": "0x67479063A246B10560F7FfC48Dba47268867417B",
    "userId": "745004514"
  }
}