{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943474,-0.331447,0.000000,0.000000,0.185744,-0.528725,0.828220,0.000000,-0.273930,0.779750,0.562985,0.000000,-1749022.055289,4978635.823006,3570548.720334,1],    "boundingVolume": {    "region": [1.908561,0.597945,1.908706,0.598042,0.000000,8.612566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_1248458.b3dm"}}}