{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892486,-0.451076,0.000000,0.000000,0.290845,-0.575458,0.764367,0.000000,-0.343822,0.680277,0.647310,0.000000,-2196026.939992,4344997.676462,4106753.944945,1],    "boundingVolume": {    "region": [2.038714,0.704015,2.038819,0.704084,0.000000,45.561670]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/5_1974484.b3dm"}}}