{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949615,-0.313419,0.000000,0.000000,0.174799,-0.529617,0.830031,0.000000,-0.259602,0.786557,0.560299,0.000000,-1657517.828209,5022049.251506,3553475.294968,1],    "boundingVolume": {    "region": [1.889506,0.594614,1.889668,0.594879,0.000000,8.820480]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1461888.b3dm"}}}