From [6], your request ID is 89990160. But, you are passing request ID as 7
[6] Submit cert request, it's pending
# pki ca-cert-request-submit caManualRenewal.xml
-----------------------------
Submitted certificate request
-----------------------------
Request ID: 89990160
Type: renewal
Request Status: pending
Operation Result: success
[7] This fails with message "BadRequestException: Request Not In Pending State", as per [6] it should be in pending state
# pki -v -d /etc/httpd/alias -c e7aae6f3eb9a62a54f2dd18b8d814aa4a579a61d -n ipaCert ca-cert-request-review 7 --action approve