{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949883,-0.312605,0.000000,0.000000,0.174721,-0.530908,0.829222,0.000000,-0.258673,0.786006,0.561501,0.000000,-1651595.009414,5018552.525520,3561113.441222,1],    "boundingVolume": {    "region": [1.888645,0.596096,1.888816,0.596301,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1436847.b3dm"}}}