{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893988,-0.448091,0.000000,0.000000,0.288795,-0.576176,0.764604,0.000000,-0.341654,0.681634,0.647030,0.000000,-2182175.046571,4353662.669874,4104972.485674,1],    "boundingVolume": {    "region": [2.035343,0.703601,2.035508,0.703763,0.000000,46.655184]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_1869841.b3dm"}}}