{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950016,-0.312202,0.000000,0.000000,0.174096,-0.529766,0.830083,0.000000,-0.258610,0.786939,0.560221,0.000000,-1651186.675052,5024487.604692,3552979.220417,1],    "boundingVolume": {    "region": [1.888224,0.594587,1.888388,0.594718,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460962.b3dm"}}}