{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897631,-0.440747,0.000000,0.000000,0.282970,-0.576300,0.766685,0.000000,-0.336976,0.686290,0.644556,0.000000,-2152276.268214,4383354.307196,4089235.459431,1],    "boundingVolume": {    "region": [2.027164,0.700408,2.027290,0.700477,0.000000,10.716133]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/5_855246.b3dm"}}}