{
  "manageEntity": {
    "action": "Repost",
    "entityId": "123219758",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd034e7e9039b3440fab37c2c191395428381417e8a0949ffcdc79ecafc0e48cb",
    "signature": "0x8902e11d209a239579d3b2d7513abfdf066f4069d1e7de8ba97e71a73c704bd25d991813b757a12bcd0902a4a9906bdac68417e1f640942acd8cda389b095de01c",
    "signer": "0xfB6436C438F897b7eA739876B4Cfcca832868820",
    "userId": "512354652"
  }
}