{
  "manageEntity": {
    "action": "Repost",
    "entityId": "313603",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9072b5d46d349326fddea9adb564a40b8e0a6c4f8178cd97475397e6c53dbe8d",
    "signature": "0xfdbd2c8c734884b7744df54bb27066b4d192d8f8d3456a4e65362987e89e78fe1ab796a7420f4424c3d6bafff3ecb903d91e67b58daa209903dbaad4865fb6041c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}