Unable to invoke the compose extension from Command Box in Microsoft Teams

Question

Unable to invoke the compose extension from Command Box.

The code and the manifest are as per guidelines.

App manifest below -

{
 
<redacted>,
"composeExtensions"
 {
"botId"
"commands"
 {
"id"
"type"
"title"
"description"
"initialRun"
"fetchTask"
"context"
"parameters"
 {
"name"
"title"
"description"
"inputType"
 },
 {
"name"
"title"
"description"
"inputType"
"choices"
 { 
 { 
 { 
 ]
 },
 {
"name"
"title"
"description"
"inputType"
 }
 ]
 }
 ],
"canUpdateConfiguration"
"messageHandlers"
 {
"type"
"value"
"domains"
"<redacted>"
 ],
"supportsAnonymizedPayloads"
 }
 }
 ]
 }
 ],
"validDomains"
"<redacted>"
 ],
"webApplicationInfo"
"id"
"resource"
 },
"devicePermissions"
"configurableProperties"
"name"
"shortDescription"
"longDescription"
"smallImageUrl"
"largeImageUrl"
"accentColor"
 ],
"authorization"
"permissions"
"orgWide"
"resourceSpecific"
 { 
 { 
 ]
 }
 }
}