{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897657,-0.440695,0.000000,0.000000,0.283150,-0.576753,0.766278,0.000000,-0.336756,0.685943,0.645041,0.000000,-2150872.945439,4381144.798291,4092319.699769,1],    "boundingVolume": {    "region": [2.027105,0.701042,2.027232,0.701111,0.000000,28.389238]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_815504.b3dm"}}}