{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950233,-0.311540,0.000000,0.000000,0.173740,-0.529927,0.830055,0.000000,-0.258053,0.787092,0.560263,0.000000,-1647631.356945,5025464.060643,3553246.900127,1],    "boundingVolume": {    "region": [1.887528,0.594638,1.887692,0.594769,0.000000,8.723047]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1459517.b3dm"}}}