{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871413,-0.490550,0.000000,0.000000,0.211773,-0.376194,0.902015,0.000000,-0.441926,0.785039,0.434068,0.000000,-2820445.781953,5010246.507039,2751747.604159,1],    "boundingVolume": {    "region": [2.083460,0.448963,2.083573,0.449044,0.000000,62.954785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_222383.b3dm"}}}