Display first seen time on block visualiation tooltips

backend/src/api/common.ts

@@ -552,6 +552,7 @@ export class Common {
       value: tx.vout.reduce((acc, vout) => acc + (vout.value ? vout.value : 0), 0),
       acc: tx.acceleration || undefined,
       rate: tx.effectiveFeePerVsize,
+      time: tx.firstSeen || undefined,
     };
   }
 

backend/src/api/mempool-blocks.ts

@@ -598,7 +598,8 @@ class MempoolBlocks {
         tx.value,
         Math.round((tx.rate || (tx.fee / tx.vsize)) * 100) / 100,
         tx.flags,
-        1
+        tx.time || 0,
+        1,
       ];
     } else {
       return [
@@ -608,6 +609,7 @@ class MempoolBlocks {
         tx.value,
         Math.round((tx.rate || (tx.fee / tx.vsize)) * 100) / 100,
         tx.flags,
+        tx.time || 0,
       ];
     }
   }