{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871402,-0.490569,0.000000,0.000000,0.211764,-0.376159,0.902031,0.000000,-0.441952,0.785043,0.434034,0.000000,-2820608.466349,5010275.174428,2751530.114290,1],    "boundingVolume": {    "region": [2.083483,0.448925,2.083595,0.449006,0.000000,62.954785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_221340.b3dm"}}}