{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895828,-0.444402,0.000000,0.000000,0.283933,-0.572354,0.769280,0.000000,-0.340930,0.687248,0.641449,0.000000,-2177496.791978,4389413.091395,4069469.503031,1],    "boundingVolume": {    "region": [2.031248,0.696332,2.031357,0.696439,0.000000,41.832949]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/0_639854.b3dm"}}}