{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944375,-0.328869,0.000000,0.000000,0.184015,-0.528413,0.828805,0.000000,-0.271993,0.781051,0.562120,0.000000,-1736649.292904,4986929.224526,3565047.220476,1],    "boundingVolume": {    "region": [1.905845,0.596909,1.905960,0.596984,0.000000,7.734316]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_128870.b3dm"}}}