{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944034,-0.329847,0.000000,0.000000,0.184235,-0.527289,0.829472,0.000000,-0.273023,0.781403,0.561130,0.000000,-1743218.973695,4989159.185006,3558757.612859,1],    "boundingVolume": {    "region": [1.906890,0.595693,1.906986,0.595808,0.000000,8.813518]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/7_1267165.b3dm"}}}