{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898390,-0.439199,0.000000,0.000000,0.284160,-0.581255,0.762493,0.000000,-0.333942,0.683085,0.649521,0.000000,-2132940.809639,4362975.932588,4120824.119122,1],    "boundingVolume": {    "region": [2.025452,0.706917,2.025553,0.706992,0.000000,9.157454]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/12_1802282.b3dm"}}}