{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950606,-0.310399,0.000000,0.000000,0.173396,-0.531031,0.829421,0.000000,-0.256910,0.786795,0.561205,0.000000,-1640338.732701,5023583.247513,3559235.142566,1],    "boundingVolume": {    "region": [1.886351,0.595784,1.886467,0.595898,0.000000,8.818112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425348.b3dm"}}}