{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952023,-0.306028,0.000000,0.000000,0.113981,-0.354582,0.928052,0.000000,-0.283744,0.882698,0.374610,0.000000,-1810607.160810,5632618.278001,2374436.291867,1],    "boundingVolume": {    "region": [1.881733,0.383892,1.881895,0.384061,0.000000,5.333199]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/10_39918.b3dm"}}}