{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898363,-0.439254,0.000000,0.000000,0.284189,-0.581224,0.762506,0.000000,-0.333990,0.683076,0.649506,0.000000,-2133248.081051,4362918.026391,4120727.025556,1],    "boundingVolume": {    "region": [2.025514,0.706897,2.025615,0.706972,0.000000,6.501893]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/12_1802181.b3dm"}}}