{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949834,-0.312755,0.000000,0.000000,0.174817,-0.530920,0.829194,0.000000,-0.258788,0.785938,0.561542,0.000000,-1652331.417409,5018120.348259,3561379.055255,1],    "boundingVolume": {    "region": [1.888803,0.596146,1.888974,0.596351,0.000000,29.576520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1438740.b3dm"}}}