{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895751,-0.444556,0.000000,0.000000,0.284040,-0.572322,0.769265,0.000000,-0.341042,0.687176,0.641467,0.000000,-2178212.035391,4388951.369067,4069583.950862,1],    "boundingVolume": {    "region": [2.031414,0.696350,2.031536,0.696468,0.000000,40.388723]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_657777.b3dm"}}}