{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450117",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb586ecb0470423f939fb226f2e8e9c5b0c01e3ac6942cd442365c7f08b9ed4f9",
    "signature": "0x1063be22b819cec29cb9bf43abad7417a8b1196d2c98a6b82dc09ffa20eab8490ee5c5485f3780011571233361b608e6683f404ae7cfc75d8190c9916cf180ff1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}