{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950287,-0.311374,0.000000,0.000000,0.173836,-0.530533,0.829648,0.000000,-0.257788,0.786748,0.560869,0.000000,-1645943.094307,5023275.591853,3557095.846759,1],    "boundingVolume": {    "region": [1.887385,0.595376,1.887485,0.595493,0.000000,8.814338]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/10_1454951.b3dm"}}}