{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943057,-0.332631,0.000000,0.000000,0.186472,-0.528675,0.828088,0.000000,-0.274864,0.779280,0.563180,0.000000,-1754986.667887,4975642.155321,3571786.434227,1],    "boundingVolume": {    "region": [1.909816,0.598180,1.909961,0.598278,0.000000,8.530317]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1248739.b3dm"}}}