{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858065,-0.513541,0.000000,0.000000,0.263289,-0.439924,0.858572,0.000000,-0.440130,0.735404,0.515234,0.000000,-2809707.410494,4694683.768746,3267136.599198,1],    "boundingVolume": {    "region": [2.110098,0.541279,2.110107,0.541282,0.000000,17.568300]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/15.b3dm"}}}