SendInBlue export/import timeout with Bad Request

Hello, every time I make an export or import with SendInBlue, I have the following error :

2023-04-26 21:04:41.097 ERROR 77 --- [o-8080-exec-386] c.a.exception.service.TraceBackService   : sendinblue.ApiException: Bad Request
        at sendinblue.ApiClient.handleResponse(ApiClient.java:926)
        at sendinblue.ApiClient.execute(ApiClient.java:842)
        at sibApi.EmailCampaignsApi.createEmailCampaignWithHttpInfo(EmailCampaignsApi.java:154)
        at sibApi.EmailCampaignsApi.createEmailCampaign(EmailCampaignsApi.java:140)
        at com.axelor.apps.sendinblue.service.SendinBlueCampaignService.createSendinBlueCampaign(SendinBlueCampaignService.java:276)
        at com.axelor.apps.sendinblue.service.SendinBlueCampaignService.createCampaign(SendinBlueCampaignService.java:254)
        at com.axelor.apps.sendinblue.service.SendinBlueCampaignService.exportCampaign(SendinBlueCampaignService.java:209)
        at com.axelor.apps.sendinblue.service.SendinBlueCampaignService.exportCampaignDataObject(SendinBlueCampaignService.java:147)
        at com.axelor.apps.sendinblue.service.SendinBlueCampaignService$$EnhancerByGuice$$2b34bb5e.CGLIB$exportCampaignDataObject$6(<generated>)
        at com.axelor.apps.sendinblue.service.SendinBlueCampaignService$$EnhancerByGuice$$2b34bb5e$$FastClassByGuice$$70098069.invoke(<generated>)
        at com.google.inject.internal.cglib.proxy.$MethodProxy.invokeSuper(MethodProxy.java:228)
        at com.google.inject.internal.InterceptorStackCallback$InterceptedMethodInvocation.proceed(InterceptorStackCallback.java:76)
        at com.google.inject.persist.jpa.JpaLocalTxnInterceptor.invoke(JpaLocalTxnInterceptor.java:56)
        at com.google.inject.internal.InterceptorStackCallback$InterceptedMethodInvocation.proceed(InterceptorStackCallback.java:78)
        at com.google.inject.internal.InterceptorStackCallback.intercept(InterceptorStackCallback.java:54)
        at com.axelor.apps.sendinblue.service.SendinBlueCampaignService$$EnhancerByGuice$$2b34bb5e.exportCampaignDataObject(<generated>)
        at com.axelor.apps.sendinblue.service.SendinBlueCampaignService.exportCampaign(SendinBlueCampaignService.java:127)
        at com.axelor.apps.sendinblue.service.ExportSendinBlueServiceImpl.exportSendinBlue(ExportSendinBlueServiceImpl.java:60)
        at com.axelor.apps.sendinblue.service.ExportSendinBlueServiceImpl$$EnhancerByGuice$$24adfd78.CGLIB$exportSendinBlue$0(<generated>)
        at com.axelor.apps.sendinblue.service.ExportSendinBlueServiceImpl$$EnhancerByGuice$$24adfd78$$FastClassByGuice$$486065f0.invoke(<generated>)
        at com.google.inject.internal.cglib.proxy.$MethodProxy.invokeSuper(MethodProxy.java:228)
        at com.google.inject.internal.InterceptorStackCallback$InterceptedMethodInvocation.proceed(InterceptorStackCallback.java:76)
        at com.google.inject.persist.jpa.JpaLocalTxnInterceptor.invoke(JpaLocalTxnInterceptor.java:64)
        at com.google.inject.internal.InterceptorStackCallback$InterceptedMethodInvocation.proceed(InterceptorStackCallback.java:78)
        at com.google.inject.internal.InterceptorStackCallback.intercept(InterceptorStackCallback.java:54)
        at com.axelor.apps.sendinblue.service.ExportSendinBlueServiceImpl$$EnhancerByGuice$$24adfd78.exportSendinBlue(<generated>)
        at com.axelor.apps.sendinblue.web.ExportSendinBlueController.exportSendinBlue(ExportSendinBlueController.java:50)

This error is actually longer, but I believe the rest is not relevant.

This error is spammed until timeout, I do not have any more logs or other information. I tried to analyze the HTTP request but as I do not know how SendInBlue works it’s hard to find relevant information. Any clue about the problem?

API of send in blue is changed or some value missing in configuration

Is there any way to know which one it is? Because in the second case I may be able to fix it