{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949480,-0.313829,0.000000,0.000000,0.175233,-0.530163,0.829590,0.000000,-0.259802,0.786024,0.560954,0.000000,-1658802.213394,5018655.050951,3557640.759327,1],    "boundingVolume": {    "region": [1.889938,0.595405,1.890100,0.595671,0.000000,8.818167]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/15_1367058.b3dm"}}}