diff --git a/Cargo.lock b/Cargo.lock
index b9069d4..2e8f984 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -791,7 +791,6 @@ dependencies = [
  "async-trait",
  "clap",
  "dashmap",
- "env_logger",
  "hex",
  "r2d2",
  "redis",
@@ -800,6 +799,7 @@ dependencies = [
  "serde_json",
  "sha1",
  "tracing",
+ "tracing-subscriber",
 ]
 
 [[package]]
@@ -1113,29 +1113,6 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "env_filter"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a009aa4810eb158359dda09d0c87378e4bbb89b5a801f016885a4707ba24f7ea"
-dependencies = [
- "log",
- "regex",
-]
-
-[[package]]
-name = "env_logger"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05e7cf40684ae96ade6232ed84582f40ce0a66efcd43a5117aef610534f8e0b8"
-dependencies = [
- "anstream",
- "anstyle",
- "env_filter",
- "humantime",
- "log",
-]
-
 [[package]]
 name = "equivalent"
 version = "1.0.1"
@@ -1492,12 +1469,6 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "df3b46402a9d5adb4c86a0cf463f42e19994e3ee891101b1841f30a545cb49a9"
 
-[[package]]
-name = "humantime"
-version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
-
 [[package]]
 name = "hyper"
 version = "0.14.28"
@@ -1515,7 +1486,7 @@ dependencies = [
  "httpdate",
  "itoa",
  "pin-project-lite",
- "socket2 0.4.10",
+ "socket2 0.5.5",
  "tokio",
  "tower-service",
  "tracing",
@@ -1739,6 +1710,15 @@ dependencies = [
  "value-bag",
 ]
 
+[[package]]
+name = "matchers"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8263075bb86c5a1b1427b5ae862e8889656f126e9f77c484496e8b47cf5c5558"
+dependencies = [
+ "regex-automata 0.1.10",
+]
+
 [[package]]
 name = "memchr"
 version = "2.7.1"
@@ -1790,6 +1770,16 @@ dependencies = [
  "tempfile",
 ]
 
+[[package]]
+name = "nu-ansi-term"
+version = "0.46.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77a8165726e8236064dbb45459242600304b42a5ea24ee2948e18e023bf7ba84"
+dependencies = [
+ "overload",
+ "winapi",
+]
+
 [[package]]
 name = "num-bigint"
 version = "0.4.4"
@@ -1886,6 +1876,12 @@ dependencies = [
  "vcpkg",
 ]
 
+[[package]]
+name = "overload"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
+
 [[package]]
 name = "parity-scale-codec"
 version = "3.6.9"
@@ -2089,7 +2085,7 @@ dependencies = [
  "rand",
  "rand_chacha",
  "rand_xorshift",
- "regex-syntax",
+ "regex-syntax 0.8.2",
  "rusty-fork",
  "tempfile",
  "unarray",
@@ -2200,8 +2196,17 @@ checksum = "b62dbe01f0b06f9d8dc7d49e05a0785f153b00b2c227856282f671e0318c9b15"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-automata",
- "regex-syntax",
+ "regex-automata 0.4.5",
+ "regex-syntax 0.8.2",
+]
+
+[[package]]
+name = "regex-automata"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c230d73fb8d8c1b9c0b3135c5142a8acee3a0558fb8db5cf1cb65f8d7862132"
+dependencies = [
+ "regex-syntax 0.6.29",
 ]
 
 [[package]]
@@ -2212,9 +2217,15 @@ checksum = "5bb987efffd3c6d0d8f5f89510bb458559eab11e4f869acb20bf845e016259cd"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax",
+ "regex-syntax 0.8.2",
 ]
 
+[[package]]
+name = "regex-syntax"
+version = "0.6.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
+
 [[package]]
 name = "regex-syntax"
 version = "0.8.2"
@@ -2608,6 +2619,15 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "sharded-slab"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
+dependencies = [
+ "lazy_static",
+]
+
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.1"
@@ -2783,6 +2803,16 @@ dependencies = [
  "syn 2.0.48",
 ]
 
+[[package]]
+name = "thread_local"
+version = "1.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b9ef9bad013ada3808854ceac7b46812a6465ba368859a37e2100283d2d719c"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+]
+
 [[package]]
 name = "time"
 version = "0.3.36"
@@ -2932,6 +2962,49 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
 dependencies = [
  "once_cell",
+ "valuable",
+]
+
+[[package]]
+name = "tracing-log"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee855f1f400bd0e5c02d150ae5de3840039a3f54b025156404e34c23c03f47c3"
+dependencies = [
+ "log",
+ "once_cell",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-serde"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc6b213177105856957181934e4920de57730fc69bf42c37ee5bb664d406d9e1"
+dependencies = [
+ "serde",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-subscriber"
+version = "0.3.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad0f048c97dbd9faa9b7df56362b8ebcaa52adb06b498c050d2f4e32f90a7a8b"
+dependencies = [
+ "matchers",
+ "nu-ansi-term",
+ "once_cell",
+ "regex",
+ "serde",
+ "serde_json",
+ "sharded-slab",
+ "smallvec",
+ "thread_local",
+ "tracing",
+ "tracing-core",
+ "tracing-log",
+ "tracing-serde",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 1fe52d1..cc9f716 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,6 @@ anyhow = "1.0"
 async-trait = "0.1"
 clap = { version = "4.4", features = ["derive"] }
 dashmap = { version = "5.5", features = ["serde"] }
-env_logger = "0.11"
 hex = "0.4"
 r2d2 = "0.8"
 redis = { version = "0.24", features = ["r2d2", "async-std"] }
@@ -21,3 +20,4 @@ serde = { version = "1.0", features = ["derive"] }
 serde_json = { version = "1.0", features = ["std"] }
 sha1 = "0.10"
 tracing = "0.1"
+tracing-subscriber = { version = "0.3", features = ["env-filter", "std", "json", "fmt"] }
diff --git a/src/main.rs b/src/main.rs
index d491f67..cd22b79 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,10 +4,10 @@ use actix_web::{error, web, App, Error, HttpResponse, HttpServer};
 use anyhow::Context;
 use cache::{memory_backend, CacheBackendFactory};
 use clap::Parser;
-use env_logger::Env;
 use reqwest::Url;
 use serde::Serialize;
 use serde_json::{json, Value};
+use tracing_subscriber::EnvFilter;
 
 use crate::args::Args;
 use crate::cache::redis_backend::RedisBackendFactory;
@@ -296,10 +296,20 @@ fn extract_single_request_info(
 
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
-    env_logger::init_from_env(Env::default().default_filter_or("info"));
-
     let args = Args::parse();
 
+    // Initialize tracing
+    if std::env::var("RUST_LOG_FORMAT") == Ok("json".to_string()) {
+        tracing_subscriber::fmt()
+            .with_env_filter(EnvFilter::from_default_env())
+            .json()
+            .init();
+    } else {
+        tracing_subscriber::fmt()
+            .with_env_filter(EnvFilter::from_default_env())
+            .init();
+    }
+
     let mut app_state = AppState {
         chains: Default::default(),
         http_client: reqwest::Client::new(),