{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504507",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x42d69e64f44b23a25a7ddc2d57dc6c48f165d763078ecee0214c33ffb76b8319",
    "signature": "0x76c467028a308906633fcf9f0d6e55cc99ebe5330626dd596e45100ce800616327eb3f4e3076073f98d21c6a1630e51d46a7b94686be9736a02b24aa22f6f89e1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}