{
  "manageEntity": {
    "action": "Repost",
    "entityId": "751208518",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d2b556e08abe2045f2fa33ee3bb2588e98fc240c6f5726fb5994492581f615d",
    "signature": "0xba50c7c4ae9ad08b398e24a98bcd158c1db3a5e556d0426b190fcf1e0a5fc1e61cdc563f700b84892e06e680a329a639a86215094aaed10ca08b552562fecf3a1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}