{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944024,-0.329876,0.000000,0.000000,0.184405,-0.527723,0.829158,0.000000,-0.272943,0.781097,0.561596,0.000000,-1742708.440896,4987209.795638,3561718.847689,1],    "boundingVolume": {    "region": [1.906920,0.596256,1.907016,0.596371,0.000000,8.741555]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/12_1266402.b3dm"}}}