{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.952738,-0.303793,0.000000,0.000000,0.113189,-0.354975,0.927998,0.000000,-0.281655,0.883311,0.374743,0.000000,-1797282.100457,5636526.080001,2375280.705758,1],    "boundingVolume": {    "region": [1.879466,0.384119,1.879470,0.384121,0.000000,4.104101]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/18/20.b3dm"}}}