{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894672,-0.446724,0.000000,0.000000,0.284792,-0.570363,0.770441,0.000000,-0.343233,0.687405,0.640051,0.000000,-2192194.890318,4390389.352817,4060575.307764,1],    "boundingVolume": {    "region": [2.033830,0.694502,2.033964,0.694627,0.000000,24.072390]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_1137912.b3dm"}}}