ignore unknown fields (#114)

extension/java-client-operate/src/main/java/io/camunda/operate/auth/TokenResponse.java

@@ -1,7 +1,9 @@
 package io.camunda.operate.auth;
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonProperty;
 
+@JsonIgnoreProperties(ignoreUnknown = true)
 public class TokenResponse {
 
   @JsonProperty("access_token")

extension/java-client-operate/src/test/java/io/camunda/operate/auth/TokenResponseTest.java

@@ -0,0 +1,16 @@
+package io.camunda.operate.auth;
+
+import static org.assertj.core.api.Assertions.*;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.camunda.operate.auth.TokenResponseMapper.JacksonTokenResponseMapper;
+import org.junit.jupiter.api.Test;
+
+public class TokenResponseTest {
+  @Test
+  void shouldIgnoreUnknownFields() {
+    TokenResponseMapper tokenResponseMapper = new JacksonTokenResponseMapper(new ObjectMapper());
+    TokenResponse tokenResponse = tokenResponseMapper.readToken("{\"weird_field\":123}");
+    assertThat(tokenResponse).isNotNull();
+  }
+}