{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1039479584",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1753cbbe3d77a37e7ff3330936fb5c36f67ee9d85b9d75eb5fe3557cf2649326",
    "signature": "0x1f3294735413736e4abedcf37d6fb143929a7c8e154455c2e3ec78468e7f995554fb19084a8ea2b91e459c5fb2f1abfe548608faa48bb08144f9b6a9dc4a0f481c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}