{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894811,-0.446444,0.000000,0.000000,0.284391,-0.570007,0.770853,0.000000,-0.343203,0.687883,0.639554,0.000000,-2191995.818364,4393431.366466,4057412.615382,1],    "boundingVolume": {    "region": [2.033517,0.693855,2.033651,0.693980,0.000000,31.742167]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/7_982801.b3dm"}}}