let arr = [
"{\"Machine Name\":\"Armature Assy 1\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 2\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 3\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 4\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 5\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 6\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 7\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 8\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 9\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 10\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 11\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 12\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 13\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 14\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 15\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 16\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 17\",\"STS AM\":5.5,\"Waiting Time AM\":0,\"Breakdown AM\":24.3,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 18\",\"STS AM\":1.1,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 19\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 20\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 21\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 22\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 23\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 24\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 27\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 28\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 29\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 30\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 31\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}",
"{\"Machine Name\":\"Armature Assy 99\",\"STS AM\":0,\"Waiting Time AM\":0,\"Breakdown AM\":0,\"STS PM\":0,\"Waiting Time PM\":0,\"Breakdown PM\":0}"
]
console.log(arr.map(x=> JSON.parse(x)))