diff --git a/README.md b/README.md
index 59a3efc..d76e1ab 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,2 @@
-**Hello world!!!**
+# G Series Block
+Loads and score G 1 v1 model
diff --git a/block.py b/block.py
index 3b227f9..662bfba 100644
--- a/block.py
+++ b/block.py
@@ -1,21 +1,34 @@
-@flowx_block
-def example_function(request: dict) -> dict:
+import logging
+from typing import List, Dict
+from graph_pre_processing import pre_processing
+from graph_processing import processing
+from graph_post_processing import post_processing
 
-  # Processing logic here...
+# Configure logging
+logging.basicConfig(
+    level=logging.INFO,
+    format="%(asctime)s [%(levelname)s] %(name)s - %(message)s",
+)
+logger = logging.getLogger(__name__)
 
-  return {
-    "meta_info": [
-      {
-        "name": "created_date",
-        "type": "string",
-        "value": "2024-11-05"
-      }
-    ],
-    "fields": [
-      {
-        "name": "",
-        "type": "",
-        "value": ""
-      }
-    ]
-  }
+
+def __main__(results: List[Dict]) -> List[Dict]:
+    logger.info(f"data receiving in g1v1 block: {results}")
+    data = pre_processing(results)
+    logger.info(f"pre_processed_data, new_user_app_data: {data}")
+
+    # df = processing(data)
+    if data.get("cluster_size", 2) < 2:
+        data["prediction"] = 0
+    else:
+        data = processing(data)
+    logger.info("prediction: %.8f", float(data['prediction']))
+
+    # Post-processing: calculate the Final Score and update the dataframe.
+    final = post_processing(data)
+    logger.info(final)
+
+    return final
+
+# testing :
+# __main__
diff --git a/graph_post_processing.py b/graph_post_processing.py
new file mode 100644
index 0000000..19be35e
--- /dev/null
+++ b/graph_post_processing.py
@@ -0,0 +1,31 @@
+import logging
+import math
+
+# Configure logging
+logging.basicConfig(
+    level=logging.INFO,
+    format="%(asctime)s [%(levelname)s] %(name)s - %(message)s",
+)
+logger = logging.getLogger(__name__)
+
+def post_processing(data):
+    try:
+        prediction = data.get("prediction", 0)
+        score_g1 = round(
+            min(prediction * 100 + 0.00001, 1) * 89 +
+            max(math.log2(prediction * 100 + 0.000001) * 193, 0),
+            0
+        )
+        data["hd_score_g1"] = score_g1
+        logger.info(f"score_g1 calculated: {score_g1}")
+    except Exception as e:
+        logger.error(f"Error processing score_g1 calculations: {e}")
+
+    return {
+        key: data.get(key, None)
+        for key in [
+            "hd_score_m1", "hd_score_g1", "cluster_size_users_v2",
+            "target_connected_30_sum", "email_cnt", "rejected_app_count",
+            "app_dt_day_cnt"
+        ]
+    }
diff --git a/graph_pre_processing.py b/graph_pre_processing.py
new file mode 100644
index 0000000..7263c6f
--- /dev/null
+++ b/graph_pre_processing.py
@@ -0,0 +1,35 @@
+import logging
+
+# Configure logging
+logging.basicConfig(
+    level=logging.INFO,
+    format="%(asctime)s [%(levelname)s] %(name)s - %(message)s",
+)
+logger = logging.getLogger(__name__)
+
+def pre_processing(results):
+    result = results[0]
+    dtypes = {
+        "hd_score_m1": float,
+        "cluster_size_users_v2": float,
+        "target_connected_30_sum": float,
+        "email_cnt": float,
+        "rejected_app_count": float,
+        "app_dt_day_cnt": float
+    }
+    data = {
+        "hd_score_m1": result["hd_score_m1"],
+        "cluster_size_users_v2": result["cluster_size_users_v2"],
+        "target_connected_30_sum": result["target_connected_30_sum"],
+        "email_cnt": result["email_cnt"],
+        "rejected_app_count": result["rejected_app_count"],
+        "app_dt_day_cnt": result["app_dt_day_cnt"],
+        "cluster_size": result["cluster_size"],
+    }
+
+    for col, dtype in dtypes.items():
+        if col in data:
+            value = str(data[col]).strip()
+            data[col] = dtype(value) if value.replace(".", "", 1).isdigit() else None
+
+    return data
diff --git a/graph_processing.py b/graph_processing.py
new file mode 100644
index 0000000..7ecae86
--- /dev/null
+++ b/graph_processing.py
@@ -0,0 +1,34 @@
+import xgboost as xgb
+import pandas as pd
+import joblib
+import logging
+
+# Configure logging
+logging.basicConfig(
+    level=logging.INFO,
+    format="%(asctime)s [%(levelname)s] %(name)s - %(message)s",
+)
+logger = logging.getLogger(__name__)
+
+
+def processing(data):
+    df = pd.DataFrame([data])
+    if df.empty:
+        logger.error("Input DataFrame is empty.")
+
+    # Load Model
+    model_path = "./xgboost_model.joblib"
+    # model_path ="C:/Users/abinisha/habemco_flowx/g1_v1/xgboost_model.joblib"
+    model = joblib.load(model_path)
+
+    expected_features = model.feature_names
+
+    df = df.applymap(lambda x: float('nan') if x is None else x)
+
+    dmatrix = xgb.DMatrix(df[expected_features], enable_categorical=True, missing=float('nan'))
+
+    prediction = model.predict(dmatrix)
+
+    df['prediction'] = prediction
+
+    return df.iloc[0].to_dict()
diff --git a/request_schema.json b/request_schema.json
index 0967ef4..2838865 100644
--- a/request_schema.json
+++ b/request_schema.json
@@ -1 +1,11 @@
-{}
+{
+  "$schema": "http://json-schema.org/draft-07/schema",
+  "type": "object",
+  "properties": {
+    "results": {
+      "type": ["array", "null"],
+      "items": {"type": "object"}
+    }
+  },
+  "required": []
+}
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 0967ef4..c044a52 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,5 @@
-{}
+joblib==1.4.2
+pandas==2.2.3
+xgboost==2.1.3
+typing==3.6.1
+
diff --git a/response_schema.json b/response_schema.json
index 0967ef4..62d7e82 100644
--- a/response_schema.json
+++ b/response_schema.json
@@ -1 +1,37 @@
-{}
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "type": "object",
+  "properties": {
+    "hd_score_m1": {
+      "type": ["number", "null"],
+      "description": "HD fraud Score M1"
+    },
+    "hd_score_g1": {
+      "type": ["number", "null"],
+      "description": "HD fraud Score G1"
+    },
+    "cluster_size_users_v2": {
+      "type": ["number", "null"],
+      "description": "Size of the user cluster in version 2."
+    },
+    "target_connected_30_sum": {
+      "type": ["number", "null"],
+      "description": "Sum of target connections within 30 days."
+    },
+    "email_cnt": {
+      "type": ["number", "null"],
+      "description": "Count of emails associated with the application."
+    },
+    "rejected_app_count": {
+      "type": ["number", "null"],
+      "description": "Count of rejected applications for the applicant."
+    },
+    "app_dt_day_cnt": {
+      "type": ["number", "null"],
+      "description": "Number of application days counted."
+    }
+  }
+}
+
+
+
diff --git a/test_block.py b/test_block.py
new file mode 100644
index 0000000..2cbf95a
--- /dev/null
+++ b/test_block.py
@@ -0,0 +1,27 @@
+import unittest
+import pandas as pd
+from block import __main__
+
+
+data = [{
+    #   "application_key": "0A123C7F-BE45-4912-8E22-0904707325E7",
+      "hd_score_m1": 1211,
+      "cluster_size_users_v2": 2,
+      "target_connected_30_sum": 0,
+      "email_cnt": 1,
+      "rejected_app_count": 2,
+      "app_dt_day_cnt": 2,
+      "cluster_size": 3
+    }]
+
+class TestBlock(unittest.TestCase):
+    def test_main_success(self):
+        blockResult = __main__(data) 
+
+        # breakpoint()
+        self.assertIsInstance(blockResult, dict, "Result should be a dictionary.")
+        self.assertIn("hd_score_g1", blockResult, "Result dictionary should contain 'hd_score_g1' if success.")
+
+
+if __name__ == "__main__":
+    unittest.main()
diff --git a/xgboost_model.joblib b/xgboost_model.joblib
new file mode 100644
index 0000000..0805b92
Binary files /dev/null and b/xgboost_model.joblib differ