{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871396,-0.490580,0.000000,0.000000,0.211795,-0.376202,0.902006,0.000000,-0.441950,0.785015,0.434087,0.000000,-2820594.605187,5010097.177969,2751866.146959,1],    "boundingVolume": {    "region": [2.083496,0.448984,2.083608,0.449065,0.000000,71.686345]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_223055.b3dm"}}}