{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950203,-0.311631,0.000000,0.000000,0.174175,-0.531081,0.829226,0.000000,-0.257868,0.786274,0.561495,0.000000,-1646458.726100,5020265.583632,3561077.550906,1],    "boundingVolume": {    "region": [1.887636,0.596087,1.887774,0.596296,0.000000,8.813532]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1432114.b3dm"}}}