{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898734,-0.438493,0.000000,0.000000,0.283626,-0.581318,0.762644,0.000000,-0.333472,0.683483,0.649344,0.000000,-2129937.934341,4365514.906458,4119695.809974,1],    "boundingVolume": {    "region": [2.024667,0.706684,2.024768,0.706758,0.000000,7.468946]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/0/9_1819845.b3dm"}}}