{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949588,-0.313501,0.000000,0.000000,0.175272,-0.530897,0.829113,0.000000,-0.259380,0.785657,0.561663,0.000000,-1656110.569940,5016325.779852,3562146.588757,1],    "boundingVolume": {    "region": [1.889624,0.596354,1.889723,0.596436,0.000000,11.385869]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1410486.b3dm"}}}