def x12_270_oneline_message() -> str:
    """A x12 270 transaction in one line without carriage returns/new line characters"""
    return '{"x12": "ISA*00*          *00*          *ZZ*890069730      *ZZ*154663145      *200929*1705*|*00501*000000001*0*T*:~GS*HS*890069730*154663145*20200929*1705*0001*X*005010X279A1~ST*270*0001*005010X279A1~BHT*0022*13*10001234*20200929*1319~HL*1**20*1~NM1*PR*2*UNIFIED INSURANCE CO*****PI*842610001~HL*2*1*21*1~NM1*1P*2*DOWNTOWN MEDICAL CENTER*****XX*2868383243~HL*3*2*22*0~TRN*1*1*1453915417~NM1*IL*1*DOE*JOHN****MI*11122333301~DMG*D8*19800519~DTP*291*D8*20200101~EQ*30~SE*13*0001~GE*1*0001~IEA*1*000010216~"}'