{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952281,-0.305224,0.000000,0.000000,0.112278,-0.350299,0.929884,0.000000,-0.283563,0.884701,0.369994,0.000000,-1809435.082474,5645333.235669,2345148.942456,1],    "boundingVolume": {    "region": [1.880888,0.378942,1.881052,0.379063,0.000000,5.407645]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/16_44075.b3dm"}}}