{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950858,-0.309629,0.000000,0.000000,0.173002,-0.531282,0.829343,0.000000,-0.256248,0.786928,0.561322,0.000000,-1636110.289192,5024433.607350,3559975.997609,1],    "boundingVolume": {    "region": [1.885526,0.595872,1.885671,0.596092,0.000000,8.818891]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1422359.b3dm"}}}