{
  "manageEntity": {
    "action": "Repost",
    "entityId": "644103",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b31d292836d45d33b808464db51a4d740c419ac1b5c5916ff4138cea367e217",
    "signature": "0xc850c05601a07b262db3c015dc64467c129665c68d5105535afcad77e5bca7c719c6f5ae32b62481b48a49c6d5bd3c5fcf605ba5c84352e38d395349b6f3d7831c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}