{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897539,-0.440935,0.000000,0.000000,0.283169,-0.576402,0.766535,0.000000,-0.337053,0.686085,0.644735,0.000000,-2152769.418791,4382043.629650,4090372.785021,1],    "boundingVolume": {    "region": [2.027373,0.700642,2.027499,0.700711,0.000000,8.847014]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/8_858638.b3dm"}}}