{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949071,-0.315064,0.000000,0.000000,0.115991,-0.349400,0.929767,0.000000,-0.292668,0.881606,0.370292,0.000000,-1867531.311391,5625588.999331,2347036.798540,1],    "boundingVolume": {    "region": [1.891266,0.379265,1.891374,0.379380,0.000000,7.738338]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/16_6837.b3dm"}}}