{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950264,-0.311446,0.000000,0.000000,0.173884,-0.530543,0.829631,0.000000,-0.257842,0.786712,0.560893,0.000000,-1646288.177012,5023051.226915,3557251.935197,1],    "boundingVolume": {    "region": [1.887461,0.595406,1.887560,0.595522,0.000000,8.813120]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10.b3dm"}}}