{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943262,-0.332050,0.000000,0.000000,0.186149,-0.528796,0.828084,0.000000,-0.274383,0.779445,0.563187,0.000000,-1751914.607762,4976694.606025,3571828.019013,1],    "boundingVolume": {    "region": [1.909201,0.598188,1.909345,0.598286,0.000000,8.663240]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/4_1285028.b3dm"}}}