Create a survey transfer or share

Example request

{
  "pending_shares": [
    {
      "business_id": "91e0bb4f-ffad-404c-af1b-01c87037119c",
      "survey_id": "91e0bb4f-ffad-404c-af1b-01c87037119c",
      "email_address": "ons@ons.gov.uk",
      "shared_by": "91e0bb4f-ffad-404c-af1b-01c87037119c"
    }
  ]
}