{
  "manageEntity": {
    "action": "Repost",
    "entityId": "535311290",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12bf337f7d3342f1c1555eb2444603d13dff10d030b9488baeae7219bce93e6b",
    "signature": "0xf76c8389aa501828a352453b18a8103681d169603457bb5d9fd2b3dc48043b826112f257f07af1207c905c35a4b9cf15374147c907b52ce9680b9436228d841f1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}