cloudtrail event strange(UNAVAILABLE) provisioningParameters value for aws service catalog with TRE

[itjobs-levi]

terraform cli version : 1.5.6
TRE(TFOS) : lastest

if use aws service catalog with TRE, the requestParameter. provisioningParameters value of ProvisionProduct, UpdateProvisionedProduct cloudtrail event is fixed as UNAVAILABLE

service catalog > ProvisionProduct cloudtrail event part
"requestParameters": {
"provisioningArtifactId": “pa-xxxx",
"productId": “prod-xxxx",
"pathId": “ipv3-xxxx",
"provisioningParameters": [
{
"value": "UNAVAILABLE",
"key": “bucketname"
},
{
"value": "UNAVAILABLE",
"key": “blahblah"
},
{
"value": "UNAVAILABLE",
"key": “blahblah1"
},
{
"value": "UNAVAILABLE",
"key": “blahblah2"
},
{
"value": "UNAVAILABLE",
"key": “blahblah3"
}
]