{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857973,-0.513696,0.000000,0.000000,0.263244,-0.439670,0.858716,0.000000,-0.440337,0.735450,0.514992,0.000000,-2811028.085690,4694968.971419,3265600.719400,1],    "boundingVolume": {    "region": [2.110201,0.540936,2.110365,0.541061,0.000000,13.011500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_463175.b3dm"}}}