{
  "manageEntity": {
    "action": "Repost",
    "entityId": "612596",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbb778126ba7901c2d041bad2ac560641fdb170d44471ffde1c926c92ea0a2741",
    "signature": "0xeab590d9e084edcdf43ff15351025cb8c690f919c2cfb1f5cbab8f65de317f5a10293d71d648d0f1bcb3d61057546254b7b8db698cd41e47d1c11bda9f9cf7171b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}