{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949400,-0.314070,0.000000,0.000000,0.175352,-0.530069,0.829626,0.000000,-0.260013,0.785991,0.560902,0.000000,-1660149.278372,5018447.757161,3557307.065631,1],    "boundingVolume": {    "region": [1.890193,0.595342,1.890355,0.595607,0.000000,8.770703]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367647.b3dm"}}}