{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950051,-0.312095,0.000000,0.000000,0.174499,-0.531194,0.829085,0.000000,-0.258208,0.786014,0.561704,0.000000,-1648626.448378,5018605.087978,3562405.959459,1],    "boundingVolume": {    "region": [1.888124,0.596340,1.888262,0.596548,0.000000,8.808884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1397967.b3dm"}}}