{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949762,-0.312973,0.000000,0.000000,0.174969,-0.530971,0.829130,0.000000,-0.258948,0.785817,0.561638,0.000000,-1653354.448449,5017347.776300,3561988.603866,1],    "boundingVolume": {    "region": [1.889041,0.596281,1.889194,0.596449,0.000000,18.428142]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/5_1403128.b3dm"}}}