{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949031,-0.315182,0.000000,0.000000,0.176166,-0.530446,0.829212,0.000000,-0.260802,0.785291,0.561516,0.000000,-1665189.645482,5013988.028518,3561211.487113,1],    "boundingVolume": {    "region": [1.891376,0.596164,1.891513,0.596270,0.000000,8.815839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1146755.b3dm"}}}