{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951650,-0.307183,0.000000,0.000000,0.115045,-0.356409,0.927220,0.000000,-0.284557,0.881554,0.376684,0.000000,-1815803.606326,5625342.716468,2387590.642217,1],    "boundingVolume": {    "region": [1.882946,0.386162,1.883110,0.386265,0.000000,5.305437]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/9_55501.b3dm"}}}