{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942802,-0.333352,0.000000,0.000000,0.186916,-0.528643,0.828009,0.000000,-0.275434,0.778994,0.563297,0.000000,-1758623.939755,4973818.256384,3572532.611080,1],    "boundingVolume": {    "region": [1.910591,0.598340,1.910716,0.598402,0.000000,8.704332]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/27_1249770.b3dm"}}}