{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950315,-0.311289,0.000000,0.000000,0.174034,-0.531298,0.829117,0.000000,-0.257552,0.786262,0.561657,0.000000,-1644436.316131,5020192.791439,3562107.561836,1],    "boundingVolume": {    "region": [1.887270,0.596295,1.887422,0.596480,0.000000,8.809496]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_1397605.b3dm"}}}