{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897435,-0.441147,0.000000,0.000000,0.285810,-0.581429,0.761743,0.000000,-0.335091,0.681683,0.650402,0.000000,-2140287.211654,4354035.464077,4126429.591118,1],    "boundingVolume": {    "region": [2.027597,0.708000,2.027748,0.708227,0.000000,9.784551]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1797209.b3dm"}}}