curl --request POST \
  --url https://{host}/Agent/Legal/GetSignedContracts \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "offset": 1073741823,
  "maxCount": 123
}
'

{
  "Signatures": [
    {
      "contractId": "<string>",
      "legalId": "<string>"
    }
  ]
}