{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950306,-0.311318,0.000000,0.000000,0.174082,-0.531389,0.829049,0.000000,-0.257553,0.786189,0.561759,0.000000,-1644449.128076,5019727.546707,3562752.893144,1],    "boundingVolume": {    "region": [1.887300,0.596417,1.887452,0.596603,0.000000,8.789694]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_1398294.b3dm"}}}