{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858540,-0.512747,0.000000,0.000000,0.262449,-0.439442,0.859076,0.000000,-0.439710,0.736247,0.514387,0.000000,-2807020.671035,4700051.540197,3261760.263650,1],    "boundingVolume": {    "region": [2.109096,0.540231,2.109260,0.540356,0.000000,16.841433]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_247203.b3dm"}}}