{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944570,-0.328309,0.000000,0.000000,0.183600,-0.528231,0.829013,0.000000,-0.271599,0.781411,0.561811,0.000000,-1734126.531009,4989218.660762,3563084.640189,1],    "boundingVolume": {    "region": [1.905252,0.596536,1.905366,0.596610,0.000000,8.707209]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/9_130749.b3dm"}}}