{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898454,-0.439067,0.000000,0.000000,0.283855,-0.580848,0.762917,0.000000,-0.334029,0.683517,0.649022,0.000000,-2133492.914911,4365723.443884,4117648.602633,1],    "boundingVolume": {    "region": [2.025306,0.706261,2.025407,0.706335,0.000000,14.362464]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/3_1817901.b3dm"}}}