{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896476,-0.443093,0.000000,0.000000,0.283004,-0.572579,0.769456,0.000000,-0.340004,0.687903,0.641238,0.000000,-2171580.992354,4393592.562190,4068129.238087,1],    "boundingVolume": {    "region": [2.029751,0.696055,2.029934,0.696167,0.000000,54.891054]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/6_513697.b3dm"}}}