{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950851,-0.309648,0.000000,0.000000,0.172936,-0.531043,0.829510,0.000000,-0.256316,0.787082,0.561074,0.000000,-1636545.724991,5025414.070315,3558402.179533,1],    "boundingVolume": {    "region": [1.885547,0.595573,1.885692,0.595793,0.000000,8.691353]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1340489.b3dm"}}}