message: fix(sdk-core): add missing ecdsa helper type
  Ticket:
diff: @@ -22,6 +22,12 @@ export enum SendShareType {
  SShare = 'SShare',
  }
  +export enum ReceivedShareType {
  + AShare = 'AShare',
  + DShare = 'DShare',
  + Signature = 'Signature',
  +}
  +
  export type GetShareFromBitgoRT = DShare | AShare;
  // NShare that has been encrypted and signed via GPG
  export type EncryptedNShare = {
  