curl --request PUT \
  --url https://api.virtuoussoftware.com/api/Grant/{grantId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "ownerId": "<integer>",
  "title": "<string>",
  "grantingOrganizationId": "<integer>",
  "description": "<string>",
  "referenceId": "<string>",
  "receivingOrganizationId": "<integer>",
  "projectId": "<integer>",
  "dueDate": "<dateTime>",
  "totalAnticipatedAmount": "<double>",
  "status": "<string>",
  "submissionDate": "<dateTime>",
  "anticipatedAwardDate": "<dateTime>",
  "pointOfContactName": "<string>",
  "pointOfContactEmail": "<string>",
  "pointOfContactPhone": "<string>",
  "website": "<string>",
  "awardedGrant": "<boolean>",
  "awardedAmount": "<double>",
  "awardedDate": "<dateTime>",
  "awardTerms": "<string>",
  "grantType": "<string>",
  "customFields": [
    {
      "name": "<string>",
      "value": "<string>",
      "displayName": "<string>"
    },
    {
      "name": "<string>",
      "value": "<string>",
      "displayName": "<string>"
    }
  ]
}
'

{
  "id": "<integer>",
  "grantUrl": "<string>",
  "giftsAppliedUrl": "<string>",
  "ownerId": "<integer>",
  "title": "<string>",
  "grantingOrganizationId": "<integer>",
  "grantingOrganizationUrl": "<string>",
  "description": "<string>",
  "referenceId": "<string>",
  "receivingOrganizationId": "<integer>",
  "receivingOrganizationUrl": "<string>",
  "projectUrl": "<string>",
  "projectId": "<integer>",
  "project": "<string>",
  "dueDateUtc": "<dateTime>",
  "totalAnticipatedAmount": "<double>",
  "status": "<string>",
  "submissionDateUtc": "<dateTime>",
  "anticipatedAwardDateUtc": "<dateTime>",
  "pointOfContactName": "<string>",
  "pointOfContactEmail": "<string>",
  "pointOfContactPhone": "<string>",
  "website": "<string>",
  "awardedGrant": "<boolean>",
  "awardedAmount": "<double>",
  "awardedDateUtc": "<dateTime>",
  "awardTerms": "<string>",
  "grantType": "<string>",
  "createDateTimeUtc": "<dateTime>",
  "createdByUser": "<string>",
  "modifiedDateTimeUtc": "<dateTime>",
  "modifiedByUser": "<string>",
  "customFields": [
    {
      "name": "<string>",
      "value": "<string>",
      "displayName": "<string>"
    },
    {
      "name": "<string>",
      "value": "<string>",
      "displayName": "<string>"
    }
  ]
}