{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1449523848",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5754c47b63d78f91db30fa888afe7a294f4d52c6910739ab3afa70d05588f90d",
    "signature": "0x3c866f8cdfbf7a2599263117daccb16261350283f6d18ebca037600c5bc6ad477319f8238b29e12be611af90613a9275cfd1d44dbf394fa6ab1f696d8897cd6c1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}