{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1921439000",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa91886826bd045d316a68a7ed1afe234202b483ddfb83b1c78ef16f8ffd9d436",
    "signature": "0xf8a0df90ef20dff3465cd335833b73cf6bdcb688735984926c60edf4ed9f16c8788c06bfe7333114ff1a06c6eeae6ed328bfae224a260a76a6f3e0821c96f2181c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}