{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943466,-0.331469,0.000000,0.000000,0.185753,-0.528712,0.828227,0.000000,-0.273950,0.779750,0.562975,0.000000,-1749148.267980,4978637.371542,3570485.161778,1],    "boundingVolume": {    "region": [1.908584,0.597933,1.908728,0.598030,0.000000,8.612566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_1248476.b3dm"}}}