{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504510",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x33c2197fa92af05ea17f191727ff8088638683713d57a95e8d9a513d9ff64542",
    "signature": "0x3f07ea1347913ad7f588b07ee76cd61eed7b99e4ee85aaed1c4552e057c7cd8c30a54a8d58781ed4acf12e08312897653fe170bc71fc41b18f5097f1aee7eb7e1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}