{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944531,-0.328422,0.000000,0.000000,0.183036,-0.526404,0.830299,0.000000,-0.272118,0.782601,0.559900,0.000000,-1737427.776093,4996782.499805,3550938.123935,1],    "boundingVolume": {    "region": [1.905347,0.594130,1.905511,0.594399,0.000000,8.584885]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/4_661901.b3dm"}}}