{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892383,-0.451278,0.000000,0.000000,0.291011,-0.575461,0.764302,0.000000,-0.343947,0.680141,0.647386,0.000000,-2196826.803215,4344128.357770,4107242.488210,1],    "boundingVolume": {    "region": [2.038942,0.704116,2.039046,0.704185,0.000000,9.179626]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/7_1974774.b3dm"}}}