diff --git a/crates/client/rpc/src/lib.rs b/crates/client/rpc/src/lib.rs
index d41f9161fe..a2ab28fb48 100644
--- a/crates/client/rpc/src/lib.rs
+++ b/crates/client/rpc/src/lib.rs
@@ -253,7 +253,7 @@ where
             .contract_class_by_class_hash(current_block_hash, txn.class_hash());
 
         if let Some(contract_class) = contract_class {
-            log::error!("Contract class already exists: {:?}", contract_class);
+            log::debug!("Contract class already exists: {:?}", contract_class);
             return Err(StarknetRpcApiError::ClassAlreadyDeclared);
         }
 
@@ -343,8 +343,8 @@ where
             StarknetRpcApiError::InternalServerError
         })?;
 
-        let (txn_hash, class_hash) = self.declare_tx_common(declare_transaction).await.unwrap();
-
+        let (txn_hash, class_hash) = self.declare_tx_common(declare_transaction).await?;
+        
         Ok(DeclareV0Result { txn_hash, class_hash })
     }
 }
diff --git a/starknet-rpc-test/Cargo.toml b/starknet-rpc-test/Cargo.toml
index 1cc03f672f..d077f132cc 100644
--- a/starknet-rpc-test/Cargo.toml
+++ b/starknet-rpc-test/Cargo.toml
@@ -15,7 +15,6 @@ env_logger = "0.9"
 flate2 = { workspace = true }
 indexmap = { workspace = true }
 parity-scale-codec = { workspace = true }
-reqwest = "0.11.18"
 rstest = "0.18.1"
 serde = "1.0.192"
 serde_json = "1.0.108"
@@ -30,6 +29,7 @@ starknet_api = { workspace = true }
 thiserror = { workspace = true }
 tokio = { version = "1.36.0", features = ["rt", "macros", "parking_lot"] }
 url = "2.4.1"
+reqwest = { version = "0.11.22", features = ["json"] }
 
 # [[test]]
 # name = "starknet_spec_version"
diff --git a/starknet-rpc-test/declareV0.rs b/starknet-rpc-test/declareV0.rs
index bd05e7d0c6..817de6904c 100644
--- a/starknet-rpc-test/declareV0.rs
+++ b/starknet-rpc-test/declareV0.rs
@@ -9,7 +9,7 @@ use serde_json::json;
 use starknet_api::core::{ClassHash, ContractAddress, Nonce, PatriciaKey};
 use starknet_api::deprecated_contract_class::{EntryPoint, EntryPointType};
 use starknet_api::hash::{StarkFelt, StarkHash};
-use starknet_api::transaction::{DeclareTransactionV0V1, Fee, TransactionSignature};
+use starknet_api::transaction::{DeclareTransactionV0V1, Fee, TransactionHash, TransactionSignature};
 use starknet_core::types::contract::legacy::LegacyContractClass;
 use starknet_core::types::{BlockId, StarknetError};
 use starknet_ff::FieldElement;
@@ -25,6 +25,12 @@ pub struct CustomDeclareV0Transaction {
     pub abi_length: usize,
 }
 
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+pub struct DeclareV0Result {
+    pub txn_hash: TransactionHash,
+    pub class_hash: ClassHash,
+}
+
 #[rstest]
 #[tokio::test]
 async fn fail_non_existing_contract(madara: &ThreadSafeMadaraClient) -> Result<(), anyhow::Error> {
@@ -88,7 +94,7 @@ async fn declare_v0_contract(madara: &ThreadSafeMadaraClient) -> Result<(), anyh
 
     match raw_txn_rpc {
         Ok(val) => {
-            let res = val.json().await.unwrap();
+            let res = val.json::<DeclareV0Result>().await;
             println!("Txn Sent Successfully : {:?}", res);
             println!("Declare Success : {:?}", contract_abi_artifact.class_hash().unwrap());
         }