{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898208,-0.439571,0.000000,0.000000,0.283773,-0.579854,0.763703,0.000000,-0.334760,0.684039,0.648095,0.000000,-2138150.822895,4369041.706756,4111748.542109,1],    "boundingVolume": {    "region": [2.025851,0.704968,2.025983,0.705191,0.000000,7.804799]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1844461.b3dm"}}}