Cannot figure out http error on ExtractTextToFromPDF

[INFO ] 2021-09-30 15:14:13.746 [com.adobe.pdfservices.operation.samples.extractpdf.ExtractTextT - All validations successfully done. Beginning ExtractPDF operation execution
[WARN ] 2021-09-30 15:14:30.679 [com.adobe.pdfservices.operation.samples.extractpdf.ExtractTextTtion exception encountered while executing request ims.session_token
[ERROR] 2021-09-30 15:14:30.679 [com.adobe.pdfservices.operation.samples.extractpdf.ExtractTextToFromPDF - Exception encountered while executing operation
com.adobe.pdfservices.operation.exception.SdkException: Request could not be completed. Possible
at com.adobe.pdfservices.operation.internal.http.HttpClientWrapper.executeApacheHttpReques-sdk-2.1.0.jar:?]
at com.adobe.pdfservices.operation.internal.http.HttpClientWrapper.executeRequest(HttpCl.0.jar:?]
at com.adobe.pdfservices.operation.internal.http.HttpClientWrapper.lambda$send$0(HttpCli0.jar:?]
at net.jodah.failsafe.Functions.lambda$resultSupplierOf$11(Functions.java:283) ~[failsaf
at net.jodah.failsafe.internal.executor.RetryPolicyExecutor.lambda$supply$0(RetryPolicyE]
at net.jodah.failsafe.Execution.executeSync(Execution.java:117) ~[failsafe-2.0.1.jar:2.0
at net.jodah.failsafe.FailsafeExecutor.call(FailsafeExecutor.java:319) ~[failsafe-2.0.1.
at net.jodah.failsafe.FailsafeExecutor.get(FailsafeExecutor.java:71) ~[failsafe-2.0.1.ja
at com.adobe.pdfservices.operation.internal.http.HttpClientWrapper.send(HttpClientWrappe
at com.adobe.pdfservices.operation.internal.auth.JwtAuthenticator.refreshSessionToken(Jw2.1.0.jar:?]
at com.adobe.pdfservices.operation.internal.auth.JwtAuthenticator.getSessionToken(JwtAut.jar:?]
at com.adobe.pdfservices.operation.internal.http.BaseMultipartRequest.authenticate(BaseM-2.1.0.jar:?]
at com.adobe.pdfservices.operation.internal.http.HttpClientWrapper.executeRequest(HttpCl.0.jar:?]
at com.adobe.pdfservices.operation.internal.http.HttpClientWrapper.lambda$send$0(HttpCli0.jar:?]
at net.jodah.failsafe.Functions.lambda$resultSupplierOf$11(Functions.java:283) ~[failsaf
at net.jodah.failsafe.internal.executor.RetryPolicyExecutor.lambda$supply$0(RetryPolicyE]
at net.jodah.failsafe.Execution.executeSync(Execution.java:117) ~[failsafe-2.0.1.jar:2.0
at net.jodah.failsafe.FailsafeExecutor.call(FailsafeExecutor.java:319) ~[failsafe-2.0.1.
at net.jodah.failsafe.FailsafeExecutor.get(FailsafeExecutor.java:71) ~[failsafe-2.0.1.ja
at com.adobe.pdfservices.operation.internal.http.HttpClientWrapper.send(HttpClientWrappe
at com.adobe.pdfservices.operation.internal.api.CPFApi.cpfCreateOpsApi(CPFApi.java:66) ~
at com.adobe.pdfservices.operation.internal.service.ExtractPDFService.ExtractPDFService.services-sdk-2.1.0.jar:?]