{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895637,-0.444786,0.000000,0.000000,0.284189,-0.572253,0.769261,0.000000,-0.341216,0.687084,0.641472,0.000000,-2179327.202925,4388365.763380,4069618.202583,1],    "boundingVolume": {    "region": [2.031671,0.696357,2.031793,0.696475,0.000000,54.550890]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/0_686378.b3dm"}}}