Companion for substrate#11501

parachains/runtimes/contracts/contracts-rococo/src/contracts.rs

@@ -59,6 +59,7 @@ impl Config for Runtime {
 	type ContractAccessWeight = DefaultContractAccessWeight<RuntimeBlockWeights>;
 	type MaxCodeLen = ConstU32<{ 128 * 1024 }>;
 	type RelaxedMaxCodeLen = ConstU32<{ 256 * 1024 }>;
+	type MaxStorageKeyLen = ConstU32<128>;
 }
 
 pub struct Migrations;

parachains/runtimes/contracts/contracts-rococo/src/lib.rs

@@ -536,7 +536,7 @@ impl pallet_contracts_rpc_runtime_api::ContractsApi<Block, AccountId, Balance, B
 
 		fn get_storage(
 			address: AccountId,
-			key: [u8; 32],
+			key: Vec<u8>,
 		) -> pallet_contracts_primitives::GetStorageResult {
 			Contracts::get_storage(address, key)
 		}