Calculate Income Tax - Old Regime

{
    "financial_year": "FY 2020-21",
    "pan": "XXXPX0000X", 
    "filing_category": "General", 
    "residential_status": "Resident",
    "basic_salary": 720000, 
    "hra_received": 120000, 
    "rent_paid": 240000, 
    "address": {
        "city": "Mumbai" 
    },
    "other_allowances": 50000, 
    "interest_paid_on_let_out_hp_loan": 200000,
    "rent_received": 350000, 
    "property_tax_paid": 1200, 
    "interest_paid_on_self_occupied_hp_loan" : 0,
    "savings_interest": 11000,
    "fd_interest": 50000,
    "dividend_income": 12000, 
    "other_income": 100000,
    "stcg_15" : 0,
    "stcg_30" : 0,
    "stcg_slab" : 0,
    "ltcg_10" : 0,
    "ltcg_20" : 0,
    "regular_business_turnover" : 0,
    "regular_business_profit" : 0,
    "speculative_business_turnover" : 0,
    "speculative_business_profit" : 0,
    "elss" : 50000,
    "nps" : 50000,
    "ppf" : 50000,
    "epf" : 0,
    "lic_premium" : 50000,
    "other_investment" : 0,
    "deduction_80_ccd_1_b" : 30000,
    "deduction_80_ccd_2": 0, 
    "deduction_80_d_self": 25000,
    "deduction_80_d_parents" : 0,
    "deduction_80_d_parents_senior" : 0,
    "deduction_80_g" : 0,
    "deduction_80_e" : 0,
    "deduction_80_eeb" : 0,
    "deduction_80_gg" : 0
}