{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895654,-0.444751,0.000000,0.000000,0.289293,-0.582587,0.759541,0.000000,-0.336845,0.678348,0.652978,0.000000,-2151513.293243,4332783.600000,4142817.742178,1],    "boundingVolume": {    "region": [2.031603,0.711457,2.031783,0.711562,0.000000,12.467974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/27_1788075.b3dm"}}}