{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898253,-0.439479,0.000000,0.000000,0.284095,-0.580662,0.762969,0.000000,-0.334365,0.683410,0.648961,0.000000,-2135640.057960,4365043.300167,4117259.205216,1],    "boundingVolume": {    "region": [2.025749,0.706106,2.025881,0.706329,0.000000,7.515041]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1821032.b3dm"}}}