{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897636,-0.440737,0.000000,0.000000,0.282955,-0.576287,0.766701,0.000000,-0.336975,0.686308,0.644538,0.000000,-2152269.564303,4383466.063395,4089119.968777,1],    "boundingVolume": {    "region": [2.027152,0.700384,2.027279,0.700453,0.000000,13.888175]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_855108.b3dm"}}}