{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895904,-0.444247,0.000000,0.000000,0.283842,-0.572417,0.769267,0.000000,-0.340805,0.687295,0.641465,0.000000,-2176703.485485,4389713.369795,4069569.337556,1],    "boundingVolume": {    "region": [2.031076,0.696352,2.031185,0.696460,0.000000,46.648378]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_618873.b3dm"}}}