{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550602",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e5347444214f75696c26be837c74da095a8fc4c3e67ee38d68cf8b5e56de6bf",
    "signature": "0x91c3fc8dd3131c3eed5fe4c2abfac1697a39dac24ee0bbf87238d6f9b66f75d87ee5d31970e9c26a2c19633a801ae79ee85478a2fb366539904bd597a8b0f8731b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}