{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898907,-0.438139,0.000000,0.000000,0.283468,-0.581577,0.762505,0.000000,-0.333142,0.683490,0.649506,0.000000,-2127829.871726,4365559.408064,4120730.903098,1],    "boundingVolume": {    "region": [2.024278,0.706887,2.024370,0.706983,0.000000,26.653103]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14.b3dm"}}}