number as string

1 files changed, 3 insertions, 2 deletions

diff --git a/libeufin/api-nexus.rst b/libeufin/api-nexus.rst
index cf0e02a0..27e13c8c 100644
--- a/libeufin/api-nexus.rst
+++ b/libeufin/api-nexus.rst
@@ -411,11 +411,12 @@ tracks the initiations of payments.
 
      interface Transaction {
 
-       // index identifying this transaction at Nexus.
+       // Number as a string, which is the index identifying this
+       // transaction at Nexus.
        // Note: users can ONLY expect that this index grows
        // as new transactions get fetched from the bank, but
        // should NOT expect it to grow continuously.
-       index: number;
+       index: string;
 
        // money moved by the transaction
        amount: string;