{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944354,-0.328931,0.000000,0.000000,0.183900,-0.527974,0.829110,0.000000,-0.272145,0.781324,0.561667,0.000000,-1737616.088166,4988661.787111,3562170.354174,1],    "boundingVolume": {    "region": [1.905910,0.596362,1.906025,0.596437,0.000000,8.819133]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_192010.b3dm"}}}