{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858181,-0.513348,0.000000,0.000000,0.262612,-0.439018,0.859243,0.000000,-0.440311,0.736084,0.514107,0.000000,-2810854.747028,4699003.253272,3259980.336761,1],    "boundingVolume": {    "region": [2.109795,0.539904,2.109959,0.540029,0.000000,83.499081]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/3_335345.b3dm"}}}