diff --git a/crates/rpc/rpc-builder/tests/it/http.rs b/crates/rpc/rpc-builder/tests/it/http.rs
index dd86a0a149..1dcfd4bea5 100644
--- a/crates/rpc/rpc-builder/tests/it/http.rs
+++ b/crates/rpc/rpc-builder/tests/it/http.rs
@@ -4,6 +4,7 @@ use jsonrpsee::{
     core::{
         client::{ClientT, SubscriptionClientT},
         error::Error,
+        params::ArrayParams,
     },
     types::error::ErrorCode,
 };
@@ -18,7 +19,7 @@ use reth_rpc_api::{
 };
 use reth_rpc_builder::RethRpcModule;
 use reth_rpc_types::{
-    trace::filter::TraceFilter, CallRequest, Filter, Index, PendingTransactionFilterKind,
+    trace::filter::TraceFilter, CallRequest, Filter, Index, Log, PendingTransactionFilterKind,
     TransactionRequest,
 };
 use serde::{Deserialize, Serialize};
@@ -36,43 +37,37 @@ fn is_unimplemented(err: Error) -> bool {
 }
 
 /// Represents a builder for creating JSON-RPC requests.
-#[derive(Serialize, Deserialize)]
-struct RawRpcBuilder {
-    endpoint: String,
+#[derive(Clone, Serialize, Deserialize)]
+pub struct RawRpcParamsBuilder {
     method: Option<String>,
     params: Vec<Value>,
-    id: Option<i32>,
+    id: i32,
 }
 
-impl RawRpcBuilder {
-    /// Creates a new `RawRpcBuilder` with a given endpoint.
-    fn new(endpoint: impl Into<String>) -> Self {
-        Self { endpoint: endpoint.into(), method: None, params: Vec::new(), id: None }
-    }
-
+impl RawRpcParamsBuilder {
     /// Sets the method name for the JSON-RPC request.
-    fn method(mut self, method: impl Into<String>) -> Self {
+    pub fn method(mut self, method: impl Into<String>) -> Self {
         self.method = Some(method.into());
         self
     }
 
     /// Adds a parameter to the JSON-RPC request.
-    fn add_param<S: Serialize>(mut self, param: S) -> Self {
+    pub fn add_param<S: Serialize>(mut self, param: S) -> Self {
         self.params.push(serde_json::to_value(param).expect("Failed to serialize parameter"));
         self
     }
 
     /// Sets the ID for the JSON-RPC request.
-    fn set_id(mut self, id: i32) -> Self {
-        self.id = Some(id);
+    pub fn set_id(mut self, id: i32) -> Self {
+        self.id = id;
         self
     }
 
     /// Constructs the JSON-RPC request string based on the provided configurations.
-    fn build(self) -> String {
-        let method = self.method.unwrap_or_else(|| panic!("JSON-RPC method not set"));
-        let id = self.id.unwrap_or_else(|| panic!("JSON-RPC id not set"));
-        let params: Vec<String> = self.params.into_iter().map(|p| p.to_string()).collect();
+    pub fn build(self) -> String {
+        let Self { method, params, id } = self;
+        let method = method.unwrap_or_else(|| panic!("JSON-RPC method not set"));
+        let params: Vec<String> = params.into_iter().map(|p| p.to_string()).collect();
 
         format!(
             r#"{{"jsonrpc":"2.0","id":{},"method":"{}","params":[{}]}}"#,
@@ -83,6 +78,12 @@ impl RawRpcBuilder {
     }
 }
 
+impl Default for RawRpcParamsBuilder {
+    fn default() -> Self {
+        Self { method: None, params: Vec::new(), id: 1 }
+    }
+}
+
 async fn test_filter_calls<C>(client: &C)
 where
     C: ClientT + SubscriptionClientT + Sync,
@@ -507,13 +508,28 @@ async fn test_call_otterscan_functions_http_and_ws() {
     let client = handle.http_client().unwrap();
     test_basic_otterscan_calls(&client).await;
 }
+
+// <https://github.com/paradigmxyz/reth/issues/5830>
+#[tokio::test(flavor = "multi_thread")]
+async fn test_eth_logs_args() {
+    reth_tracing::init_test_tracing();
+
+    let handle = launch_http_ws(vec![RethRpcModule::Eth]).await;
+    let client = handle.http_client().unwrap();
+
+    let mut params = ArrayParams::default();
+    params.insert( serde_json::json!({"blockHash":"0x58dc57ab582b282c143424bd01e8d923cddfdcda9455bad02a29522f6274a948"})).unwrap();
+
+    let _resp = client.request::<Vec<Log>, _>("eth_getLogs", params).await.unwrap();
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
 
     #[test]
     fn test_rpc_builder_basic() {
-        let rpc_string = RawRpcBuilder::new("http://localhost:8545")
+        let rpc_string = RawRpcParamsBuilder::default()
             .method("eth_getBalance")
             .add_param("0xaa00000000000000000000000000000000000000")
             .add_param("0x898753d8fdd8d92c1907ca21e68c7970abd290c647a202091181deec3f30a0b2")
diff --git a/crates/rpc/rpc-types/src/eth/filter.rs b/crates/rpc/rpc-types/src/eth/filter.rs
index 74ead5cfc8..b6c65bd191 100644
--- a/crates/rpc/rpc-types/src/eth/filter.rs
+++ b/crates/rpc/rpc-types/src/eth/filter.rs
@@ -991,6 +991,21 @@ mod tests {
         );
     }
 
+    #[test]
+    fn test_block_hash() {
+        let s =
+            r#"{"blockHash":"0x58dc57ab582b282c143424bd01e8d923cddfdcda9455bad02a29522f6274a948"}"#;
+        let filter = serde_json::from_str::<Filter>(s).unwrap();
+        similar_asserts::assert_eq!(
+            filter.block_option,
+            FilterBlockOption::AtBlockHash(
+                "0x58dc57ab582b282c143424bd01e8d923cddfdcda9455bad02a29522f6274a948"
+                    .parse()
+                    .unwrap()
+            )
+        );
+    }
+
     #[test]
     fn test_filter_topics_middle_wildcard() {
         let s = r#"{"fromBlock": "0xfc359e", "toBlock": "0xfc359e", "topics": [["0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925"], [], [null, "0x0000000000000000000000000c17e776cd218252adfca8d4e761d3fe757e9778"]]}"#;