diff --git a/src/models/stratum-messages/SubscriptionMessage.ts b/src/models/stratum-messages/SubscriptionMessage.ts
index 0f3d1a1..cdb1c58 100644
--- a/src/models/stratum-messages/SubscriptionMessage.ts
+++ b/src/models/stratum-messages/SubscriptionMessage.ts
@@ -19,7 +19,9 @@ export class SubscriptionMessage extends StratumBaseMessage {
             id: this.id,
             error: null,
             result: [
-                null,
+                [
+                    ['mining.notify', clientId]
+                ], //subscription details
                 clientId, //Extranonce1 -  Hex-encoded, per-connection unique string which will be used for coinbase serialization later. Keep it safe!
                 4 //Extranonce2_size - Represents expected length of extranonce2 which will be generated by the miner.
             ]