{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950893,-0.309521,0.000000,0.000000,0.173178,-0.532027,0.828828,0.000000,-0.255999,0.786464,0.562085,0.000000,-1634524.184070,5021485.396099,3564828.350251,1],    "boundingVolume": {    "region": [1.885403,0.596820,1.885569,0.596989,0.000000,7.771156]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/4_1323726.b3dm"}}}