{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896336,-0.443376,0.000000,0.000000,0.283734,-0.573600,0.768426,0.000000,-0.339762,0.686868,0.642475,0.000000,-2170051.027751,4387004.168957,4075995.133390,1],    "boundingVolume": {    "region": [2.030092,0.697664,2.030225,0.697783,0.000000,46.053164]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_536612.b3dm"}}}