{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1481356603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x453aec3eb9f2d0a89d01f458af1351dc24b05e371227be469a5fe7685f75ca24",
    "signature": "0x21521c920e0c8f2fb1bafbdc5fe81e84e7aff77510d71e703fa0a229f60a342f36f76cedc51da0024c57d2d8900765d803d343fefc4f9db432b23365fe9dc0cb1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}