making EhrStatusRequestQuery fields optional

Author: ORybak5

README.md

@@ -24,7 +24,6 @@ GP2GP 2.2b producer, or those wishing to decommission their existing producer, m
 ## How to query the EHR Status API and the Requests endpoint
 
 An API is provided to query the status of any transfer to an incumbent.
-Any "in-progress" transfers are excluded from this list, but become available once they either succeed or fail.
 
 The API has been documented using the OpenAPI Specification (version 3.0.1). The documentation includes detailed descriptions of endpoints,
 parameters, and data models, as well as examples of requests and responses to help developers integrate and use the API effectively

gp2gp_adaptor_response_docs.yaml

@@ -11,6 +11,7 @@ paths:
             tags:
                 - Ehr Status requests controller
             operationId: getEhrRequestsEncodedForm
+            description: 'Any "in-progress" transfers are excluded from this list, but become available once they either succeed or fail'
             parameters:
                 - name: request
                   in: query
@@ -232,17 +233,23 @@ components:
                 fromDateTime:
                     type: string
                     format: date-time
+                    nullable: true
                 toDateTime:
                     type: string
                     format: date-time
+                    nullable: true
                 fromAsid:
                     type: string
+                    nullable: true
                 toAsid:
                     type: string
+                    nullable: true
                 fromOdsCode:
                     type: string
+                    nullable: true
                 toOdsCode:
                     type: string
+                    nullable: true
         EhrStatusRequest:
             type: object
             properties: