{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1417464290",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x15c875edfeb89e88812f8aed3b6bedec0d729bc73fe931847d86cf439bb03121",
    "signature": "0xbc5df7a1aeed8bce1ab0d13774a3773aa59393abc9887ab3a4a4187923c8f479054cd2fe456fcbf5c29e366ce37ce5569caf1021bde2d16249bb5464cc9519231b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}