{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943992,-0.329969,0.000000,0.000000,0.184437,-0.527646,0.829200,0.000000,-0.273034,0.781110,0.561534,0.000000,-1743291.199285,4987291.001288,3561322.604116,1],    "boundingVolume": {    "region": [1.907019,0.596181,1.907115,0.596295,0.000000,8.725396]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1300439.b3dm"}}}