{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895834,-0.444388,0.000000,0.000000,0.283970,-0.572449,0.769196,0.000000,-0.340882,0.687178,0.641550,0.000000,-2177192.757099,4388964.510991,4070111.619770,1],    "boundingVolume": {    "region": [2.031233,0.696463,2.031342,0.696571,0.000000,27.431578]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_636977.b3dm"}}}