message: Page title changes for missing merchant info
diff: -{{page-title (concat "Pay Merchant: " @model.merchant.name) replace=true}}
  +{{#if @model.merchantExists}}
  + {{page-title (concat "Pay Merchant: " (or @model.merchant.name @model.merchantSafeID)) replace=true}}
  +{{else}}
  + {{page-title "No merchant found" replace=true}}
  +{{/if}}
  <div class="merchant-payment-request-page">
  <div class="merchant-payment-request-page__header">
  