{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944571,-0.328307,0.000000,0.000000,0.183599,-0.528234,0.829011,0.000000,-0.271596,0.781409,0.561814,0.000000,-1734110.366396,4989210.449243,3563103.875850,1],    "boundingVolume": {    "region": [1.905249,0.596539,1.905364,0.596614,0.000000,8.781226]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/9_130728.b3dm"}}}