{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474573",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e5862bb3d628c377763566074763bf6ef5c7974902e49dabd343dd40657fd27",
    "signature": "0xf639c7f29850c7e185a083adad93cf0c84e632045bc50d4bff96906202693e8a6515a9d0e2083adcfcc9c147877bbb59d82c663ff8bbc20edbda5e5e2c3b4e8c1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}