{
  "manageEntity": {
    "action": "Repost",
    "entityId": "723146916",
    "entityType": "Track",
    "nonce": "1787751573592562249",
    "signature": "0x533563c0fc26e7eedf324be959a46fce80031c9ca094bef49e8ecb3b30c67af55fab7a84924cbacf106806c2ba392b313b967b6310a3ab4d57b014e7894817c71b",
    "signer": "0xd30fAF377491796757Ef4C1B0ccA8a407920e663",
    "userId": "451691735"
  }
}