{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891081,-0.453845,0.000000,0.000000,0.292082,-0.573475,0.765385,0.000000,-0.346397,0.680118,0.646103,0.000000,-2212462.568641,4343958.946554,4099075.722277,1],    "boundingVolume": {    "region": [2.041824,0.702424,2.041919,0.702510,0.000000,16.273379]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/6_1363427.b3dm"}}}