{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943924,-0.330161,0.000000,0.000000,0.184333,-0.527006,0.829630,0.000000,-0.273336,0.781463,0.560895,0.000000,-1745215.341092,4989533.821306,3557263.669881,1],    "boundingVolume": {    "region": [1.907223,0.595409,1.907319,0.595524,0.000000,8.816635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1275160.b3dm"}}}