{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949664,-0.313270,0.000000,0.000000,0.174679,-0.529532,0.830110,0.000000,-0.259504,0.786673,0.560181,0.000000,-1656891.544311,5022789.615058,3552725.923799,1],    "boundingVolume": {    "region": [1.889350,0.594471,1.889512,0.594737,0.000000,8.813729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1377920.b3dm"}}}