{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951784,-0.306769,0.000000,0.000000,0.114317,-0.354682,0.927972,0.000000,-0.284406,0.882401,0.374809,0.000000,-1814836.549066,5630721.693769,2375696.910644,1],    "boundingVolume": {    "region": [1.882545,0.384153,1.882641,0.384228,0.000000,10.040357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/9/35_39979.b3dm"}}}