tw runs dump failing for nextflow cli runs

[mp-seqera]

1. Source your TOWER_SERVER_URL, TOWER_ACCESS_TOKEN and TOWER_WORKSPACE_ID.
2. Run nextflow hello -with-tower option

nextflow run hello -with-tower 

3. Run the dump command.

tw runs dump -i [workflow id] -o out.tar.gz

java.lang.NullPointerException
  at io.seqera.tower.cli.utils.JsonHelper.prettyJson(JsonHelper.java:29)
  at io.seqera.tower.cli.commands.runs.DumpCmd.collectWorkflowLaunch(DumpCmd.java:196)
  at io.seqera.tower.cli.commands.runs.DumpCmd.exec(DumpCmd.java:112)
  at io.seqera.tower.cli.commands.AbstractApiCmd.call(AbstractApiCmd.java:449)
  at io.seqera.tower.cli.commands.AbstractApiCmd.call(AbstractApiCmd.java:70)
  at picocli.CommandLine.executeUserObject(CommandLine.java:1953)
  at picocli.CommandLine.access$1300(CommandLine.java:145)
  at picocli.CommandLine$RunLast.executeUserObjectOfLastSubcommandWithSameParent(CommandLine.java:2358)
  at picocli.CommandLine$RunLast.handle(CommandLine.java:2352)
  at picocli.CommandLine$RunLast.handle(CommandLine.java:2314)
  at picocli.CommandLine$AbstractParseResultHandler.execute(CommandLine.java:2179)
  at picocli.CommandLine$RunLast.execute(CommandLine.java:2316)
  at picocli.CommandLine.execute(CommandLine.java:2078)
  at io.seqera.tower.cli.Tower.main(Tower.java:103)
  at java.base@21.0.7/java.lang.invoke.LambdaForm$DMH/sa346b79c.invokeStaticInit(LambdaForm$DMH)