IAM policy to allow role delegation only with MFA

policy.json

  {
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "1",
            "Effect": "Allow",
            "Action": [
                "sts:AssumeRole"
            ],
            "Resource": "*",
            "Condition": {"Bool": {"aws:MultiFactorAuthPresent": "true"}}
        },
        {
            "Sid": "2",
            "Effect": "Allow",
            "Action": [
                "sts:GetSessionToken"
            ],
            "Resource": "*"
        }
    ]
  }