{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949486,-0.313810,0.000000,0.000000,0.175453,-0.530864,0.829095,0.000000,-0.259630,0.785555,0.561689,0.000000,-1657706.725901,5015680.031449,3562312.331076,1],    "boundingVolume": {    "region": [1.889950,0.596385,1.890049,0.596467,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1411210.b3dm"}}}