{
  "manageEntity": {
    "action": "Repost",
    "entityId": "485231518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x09fe5bc11d0c42bfef758a75f48551b89a01a949a7c318a49175fb64ecea087c",
    "signature": "0x401e61f73de15574dea4659f77b78a3f3248227ff515ae4b414eb85765ddfe2d559efad203709255492db2b2c58bc08e069e22108616f24a716376270d2bf5861c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}