in my azure devops ManualValidation task is not found !!!

i did search in extentions but seems it is not normal extention, even maunalintervention which is exist also not exist as extention

and when tried i got different error which is “The given key release.releaseId is not found in the dictionary”
below is the yaml i used

jobs:

• job: doSomething
  displayName: Do Something
  steps:

  • script: echo Hello World!
    displayName: ‘run a one line script’

• job: waitForvalidation
  displayName: wait For External Validation
  dependsOn: doSomething
  pool: server
  timeoutInMinutes: 15
  steps:

  • task: ManualIntervention@8
    inputs:
    instructions: “please validate”
    emailRecipients: ‘my-mail’
    onTimeout: reject

• job: doSomethingAfterValidation
  displayName: Do Something After Validation
  dependsOn: waitForvalidation
  steps:

  • script: echo Deploy to prod!
    displayName: ‘run a one line script’