{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894782,-0.446504,0.000000,0.000000,0.284659,-0.570448,0.770427,0.000000,-0.343057,0.687477,0.640068,0.000000,-2191073.320414,4390849.578605,4060682.302637,1],    "boundingVolume": {    "region": [2.033584,0.694524,2.033718,0.694649,0.000000,38.039740]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_983627.b3dm"}}}