From 0a92ce8c5062b363d978ad4b8aaacb179e4dda81 Mon Sep 17 00:00:00 2001
From: SergeyG-Solicy <seg.ghazarian@gmail.com>
Date: Mon, 8 Dec 2025 16:18:21 +0400
Subject: [PATCH] Near Protocol setup

---
 sdk/localsdk/multichain/configs/chainProviders.ts | 4 ++--
 src/features/multichain/routines/executors/pay.ts | 4 ++++
 src/utilities/validateUint8Array.ts               | 5 +++++
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/sdk/localsdk/multichain/configs/chainProviders.ts b/sdk/localsdk/multichain/configs/chainProviders.ts
index d1022a474..0ac6b1948 100644
--- a/sdk/localsdk/multichain/configs/chainProviders.ts
+++ b/sdk/localsdk/multichain/configs/chainProviders.ts
@@ -34,8 +34,8 @@ export const chainProviders = {
         testnet: "https://rpc.elgafar-1.stargaze-apis.com",
     },
     near: {
-        mainnet: "https://rpc.near.org",
-        testnet: "https://rpc.testnet.near.org",
+        mainnet: "https://rpc.fastnear.com",
+        testnet: "https://test.rpc.fastnear.com",
     },
     btc: {
         mainnet: "https://blockstream.info/api",
diff --git a/src/features/multichain/routines/executors/pay.ts b/src/features/multichain/routines/executors/pay.ts
index 3ee2616f4..4a193c627 100644
--- a/src/features/multichain/routines/executors/pay.ts
+++ b/src/features/multichain/routines/executors/pay.ts
@@ -84,6 +84,10 @@ export default async function handlePayOperation(
             result = await genericJsonRpcPay(multichain.TON, rpcUrl, operation)
             break
 
+        case "near":
+            result = await genericJsonRpcPay(multichain.NEAR, rpcUrl, operation)
+            break
+
         case "btc":
             result = await genericJsonRpcPay(multichain.BTC, rpcUrl, operation)
             break
diff --git a/src/utilities/validateUint8Array.ts b/src/utilities/validateUint8Array.ts
index 9763a3fa5..bb959d195 100644
--- a/src/utilities/validateUint8Array.ts
+++ b/src/utilities/validateUint8Array.ts
@@ -4,6 +4,11 @@ export default function validateIfUint8Array(input: unknown): Uint8Array | unkno
         return input
     }
 
+    // Handle hex string - convert back to Uint8Array
+    if (typeof input === "string" && /^[0-9a-fA-F]+$/.test(input) && input.length % 2 === 0) {
+        return Buffer.from(input, "hex")
+    }
+
     // Type guard: check if input is a record-like object with numeric integer keys and number values
     if (typeof input === "object" && input !== null) {
         // Safely cast to indexable type after basic validation