{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388893",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x78f52b8cbb109f3715e30b7ff7c734eae315ba7849063156129be868d5cac31e",
    "signature": "0x41b92467dbff6d1860f5ba62e5670ca52e12344d2e0896a34fff10c2ee59c50b23a4566339401af716f54998ea38d90cedac27a5b153cb39ef3f0153a68d5cd01c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}