{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893042,-0.449974,0.000000,0.000000,0.290324,-0.576192,0.764012,0.000000,-0.342822,0.680382,0.647730,0.000000,-2189640.774188,4345676.434093,4109426.809157,1],    "boundingVolume": {    "region": [2.037480,0.704566,2.037584,0.704635,0.000000,6.496090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/0/14_1964559.b3dm"}}}