{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894992,-0.446081,0.000000,0.000000,0.284410,-0.570624,0.770389,0.000000,-0.342715,0.687605,0.640114,0.000000,-2188889.300208,4391663.749093,4060977.721758,1],    "boundingVolume": {    "region": [2.033112,0.694584,2.033245,0.694709,0.000000,31.106491]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_979529.b3dm"}}}