{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943839,-0.330405,0.000000,0.000000,0.184451,-0.526904,0.829669,0.000000,-0.273551,0.781429,0.560837,0.000000,-1746586.830470,4989315.943384,3556898.582047,1],    "boundingVolume": {    "region": [1.907482,0.595340,1.907577,0.595454,0.000000,8.808383]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_1275578.b3dm"}}}