{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545791",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0fe90d297037bec04b2291a41c30bca56b58124e9b282535cae5670613a18964",
    "signature": "0x57548c192e0c92dbba7e5085dab7bedef843ef3e1d90a96f5625cde7c4002a746a7ab9cae2ec9c8b56c69bcab0544194aca56e06354441c7f046ec5440f68b321b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}