{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944033,-0.329850,0.000000,0.000000,0.184376,-0.527687,0.829188,0.000000,-0.272931,0.781132,0.561552,0.000000,-1742633.400301,4987435.908152,3561440.810611,1],    "boundingVolume": {    "region": [1.906893,0.596203,1.906988,0.596318,0.000000,8.741555]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1266490.b3dm"}}}