{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943940,-0.330117,0.000000,0.000000,0.184231,-0.526792,0.829789,0.000000,-0.273352,0.781627,0.560659,0.000000,-1745315.112504,4990575.060481,3555763.881189,1],    "boundingVolume": {    "region": [1.907176,0.595124,1.907271,0.595239,0.000000,8.794512]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1309985.b3dm"}}}