{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949174,-0.314753,0.000000,0.000000,0.175617,-0.529594,0.829873,0.000000,-0.260657,0.786040,0.560534,0.000000,-1664255.640559,5018754.162142,3554971.008951,1],    "boundingVolume": {    "region": [1.890945,0.594935,1.891040,0.595126,0.000000,14.544373]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/28_1457751.b3dm"}}}