[FIX] Optionally support echo entity for VFA suffix

TheChymera · TheChymera · commit 31d72b343d19 · 2022-01-26T02:07:13.000-05:00
Closes: #977
diff --git a/src/schema/rules/datatypes/anat.yaml b/src/schema/rules/datatypes/anat.yaml
@@ -105,6 +105,7 @@
     acquisition: optional
     ceagent: optional
     reconstruction: optional
+    echo: optional
     flip: required
     part: optional
 
