v2.2.0 Release

New Features

• New
  • /contract/private/trade-fee-rate Support querying trade fee rate(KEYED)

Improvements

• Add GlobalConst.CLOUD_V2_URL=https://api-cloud-v2.bitmart.com
• Optimize websocket
  • The ping/pong mechanism of the spot websocket has been modified to support ping text
  • The send function replaces the subscribe function and can be used to subscribe and unsubscribe
  • Remove the isDebug function and isPrint variable, and use the log level to set debug instead
• Upgrading dependencies with vulnerabilities
  • com.squareup.okhttp3 has been upgraded to 4.11.0
  • io.netty has been upgraded to 4.1.114.Final
  • org.bouncycastle has been upgraded to 1.70
  • ch.qos.logback has been upgraded to 1.2.13