{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950433,-0.310929,0.000000,0.000000,0.174027,-0.531956,0.828696,0.000000,-0.257122,0.785957,0.562281,0.000000,-1641695.933971,5018254.669099,3566073.576194,1],    "boundingVolume": {    "region": [1.886918,0.597092,1.887016,0.597191,0.000000,8.777630]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1384126.b3dm"}}}