{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943175,-0.332298,0.000000,0.000000,0.186096,-0.528203,0.828475,0.000000,-0.274718,0.779744,0.562609,0.000000,-1754049.088834,4978592.722630,3568158.108026,1],    "boundingVolume": {    "region": [1.909472,0.597499,1.909597,0.597578,0.000000,8.372218]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/7_1255431.b3dm"}}}