No such DSL method serviceNow UpdateChangeItem found among steps

Question

Getting the below error while calling putAll() method in script

java.lang.NoSuchMethodError: No such DSL method 'serviceNow_UpdateChangeItem' found among steps [ansiblePlaybook, ansibleVault, archive, bat, build, catchError, checkout, deleteDir, dir, dockerFingerprintFrom, dockerFingerprintRun, echo, emailext, emailextrecipients, envVarsForTool, error, fileExists, findBuildScans, getContext, git, gitChangelog, githubNotify, input, isUnix, jiraComment, jiraIssueSelector, jiraSearch, junit, library, libraryResource, load, lock, mail, maven_invoker, milestone, node, parallel, powershell, properties, publishChecks, publishHTML, pwd, pwsh, readFile, readTrusted, resolveScm, retry, sauce, sauceconnect, script, serviceNow_attachFile, serviceNow_attachZip, serviceNow_createChange, serviceNow_getCTask, serviceNow_getChangeState, serviceNow_updateChangeItem, serviceNow_updateTask, setGitHubPullRequestStatus, sh, sleep, sshagent, stage, stash, step, svn, timeout, timestamps, tm, tool, unarchive, unstable, unstash, validateDeclarativePipeline, waitForQualityGate, waitUntil, warnError, withContext, withCredentials, withDockerContainer, withDockerRegistry, withDockerServer, withEnv, withGradle, wrap, writeFile, ws] or symbols [GenericTrigger, Number, Open, all, allBranchesSame, allOf, allowRunOnStatus, always, ant, antFromApache, antOutcome, antTarget, any, anyOf, apiToken, architecture, archiveArtifacts, artifactManager, asIsGITScm, authorizationMatrix, batchFile, bitbucket, bitbucketBranchDiscovery, bitbucketForkDiscovery, bitbucketPublicRepoPullRequestFilter, bitbucketPullRequestDiscovery, bitbucketSshCheckout, bitbucketTagDiscovery, bitbucketTrustEveryone, bitbucketTrustNobody, bitbucketTrustProject, bitbucketTrustTeam, bitbucketWebhookConfiguration, bitbucketWebhookRegistration, booleanParam, branch, branchCreated, branches, brokenBuildSuspects, brokenTestsSuspects, buildButton, buildDiscarder, buildDiscarders, buildRetention, buildUser, buildingTag, caseInsensitive, caseSensitive, certificate, changeRequest, changelog, changeset, checkoutToSubdirectory, choice, choiceParam, cleanWs, clock, close, command, commentPattern, commit, commitChanged, commitMessagePattern, created, credentials, cron, crumb, culprits, defaultFolderConfiguration, defaultView, deleted, demand, description, developers, disableConcurrentBuilds, disableResume, docker, dockerCert, dockerServer, dockerTool, dockerfile, downstream, dumb, durabilityHint, email-ext, envInject, envVars, environment, equals, expression, extendedChoice, file, fileParam, filePath, fingerprint, frameOptions, freeStyle, freeStyleJob, fromDocker, fromScm, fromSource, git, gitBranchDiscovery, gitHub, gitHubBranchDiscovery, gitHubBranchHeadAuthority, gitHubEvents, gitHubExcludeArchivedRepositories, gitHubExcludePublicRepositories, gitHubForkDiscovery, gitHubPRStatus, gitHubPlugin, gitHubPullRequestDiscovery, gitHubSshCheckout, gitHubTagDiscovery, gitHubTopicsFilter, gitHubTrustContributors, gitHubTrustEveryone, gitHubTrustNobody, gitHubTrustPermissions, gitTagDiscovery, github, githubBranches, githubPRAddLabels, githubPRClosePublisher, githubPRComment, githubPRMessage, githubPRRemoveLabels, githubPRStatusPublisher, githubPlugin, githubPullRequests, githubPush, gradle, hashChanged, hashicorpVault, headRegexFilter, headWildcardFilter, hyperlink, hyperlinkToModels, inheriting, inheritingGlobal, installSource, isRestartedRun, javadoc, jdk, jdkInstaller, jgit, jgitapache, jnlp, jobBuildDiscarder, jobName, junitTestResultStorage, label, labels, labelsAdded, labelsExist, labelsNotExist, labelsPatternExists, labelsRemoved, lastDuration, lastFailure, lastGrantedAuthorities, lastStable, lastSuccess, legacy, legacySCM, list, local, location, logRotator, loggedInUsersCanDoAnything, mailer, masterBuild, maven, maven3Mojos, mavenErrors, mavenMojos, mavenWarnings, message, modernSCM, myView, namedBranchesDifferent, newContainerPerStage, noGITScm, node, nodeProperties, nonInheriting, nonMergeable, none, not, overrideIndexTriggers, paneStatus, parallelsAlwaysFailFast, parameters, password, pattern, permanent, pipeline-model, pipeline-model-docker, pipelineTriggers, plainText, plugin, pollSCM, preserveStashes, projectNamingStrategy, proxy, pruneTags, pullRequest, pullRequests, queueItemAuthenticator, quietPeriod, rateLimit, rateLimitBuilds, recipients, requestor, resourceRoot, restriction, restrictions, run, runParam, sSHLauncher, saucePublisher, schedule, scmRetryCount, scriptApproval, scriptApprovalLink, search, security, shell, simpleBuildDiscarder, skipDefaultCheckout, skipStagesAfterUnstable, slave, snActivatePlugin, snApplyChanges, snInstallApp, snParam, snPublishApp, snRollbackApp, snRollbackPlugin, snRunTestSuite, sourceRegexFilter, sourceWildcardFilter, ssh, sshPublisher, sshPublisherDesc, sshTransfer, sshUserPrivateKey, stackTrace, standard, status, statusOnPublisherError, string, stringParam, suppressAutomaticTriggering, swapSpace, tag, tags, teamSlugFilter, text, textParam, timestamper, timestamperConfig, timezone, tmpSpace, toolLocation, triggeredBy, unsecured, untrusted, upstream, upstreamDevelopers, userSeed, usernameColonPassword, usernamePassword, vaultString, viewsTabBar, weather, withAnt, withSonarQubeEnv, withVault, x509ClientCert, zfs, zip] or globals [currentBuild, docker, env, ownership, params, pipeline, scm]

script:

if(responseVal == 'NEW')
	{
	echo "Change Ticket State is New : ${responseVal}"
	@NonCPS
	//echo "Existing CHG Update CHG state to Scheduled and enter start and end dates"
	def messageJson = new JSONObject().putAll([short_description: 'My change',
	description: 'My longer description of the change',
	state: '-2',
	start_date: '2021-02-09 00:00:02',
	end_date: '2021-02-10 11:59:59'])
	echo "Came after messageJson.putAll"
	echo "messageJson.toString Value : ${messageJson.toString()}"
	def Updateresponse = serviceNow_updateChangeItem serviceNowConfiguration: [instance: 'devOrg'], credentialsId: 'snowCrdes', serviceNowItem: [table: 'change_request', sysId: sys_Id, body: messageJson.toString()]
	echo "Updated CHG details Updated state i.e. Updateresponse is : ${Updateresponse}"
	}