diff --git a/src/blockchain/common.js b/src/blockchain/common.js
index 3d86e1e..114b516 100644
--- a/src/blockchain/common.js
+++ b/src/blockchain/common.js
@@ -9,3 +9,15 @@ export function applyFills( orderStatus, filled ) {
     }
     // console.log('applied fills', orderStatus)
 }
+
+
+export function encodeIEE754(value) {
+    const buffer = new ArrayBuffer(2);
+    new DataView(buffer).setFloat32(0, value, false /* big endian */);
+    return buffer;
+}
+
+
+export function decodeIEE754(buffer) {
+    return new DataView(buffer).getFloat32(0, false);
+}