{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949636,-0.313355,0.000000,0.000000,0.116101,-0.351850,0.928829,0.000000,-0.290783,0.881232,0.372661,0.000000,-1855515.274602,5623230.051389,2362070.332893,1],    "boundingVolume": {    "region": [1.889450,0.381825,1.889589,0.381925,0.000000,28.081074]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/7/19_64366.b3dm"}}}