{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857941,-0.513749,0.000000,0.000000,0.263074,-0.439323,0.858946,0.000000,-0.440502,0.735621,0.514606,0.000000,-2812076.491252,4696056.194374,3263150.386081,1],    "boundingVolume": {    "region": [2.110263,0.540486,2.110427,0.540611,0.000000,30.492566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/8_402404.b3dm"}}}