{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895823,-0.444412,0.000000,0.000000,0.283948,-0.572368,0.769265,0.000000,-0.340930,0.687230,0.641468,0.000000,-2177501.810439,4389297.038553,4069591.171246,1],    "boundingVolume": {    "region": [2.031259,0.696357,2.031368,0.696464,0.000000,41.832949]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/0_639986.b3dm"}}}