{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897649,-0.440712,0.000000,0.000000,0.283147,-0.576719,0.766305,0.000000,-0.336781,0.685960,0.645010,0.000000,-2151031.527348,4381253.329508,4092121.486516,1],    "boundingVolume": {    "region": [2.027125,0.701001,2.027251,0.701070,0.000000,28.389238]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_861879.b3dm"}}}