{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895909,-0.444237,0.000000,0.000000,0.283883,-0.572519,0.769177,0.000000,-0.340757,0.687218,0.641574,0.000000,-2176394.055607,4389219.251285,4070263.056418,1],    "boundingVolume": {    "region": [2.031064,0.696494,2.031173,0.696602,0.000000,57.944838]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_618831.b3dm"}}}