{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948940,-0.315456,0.000000,0.000000,0.176346,-0.530475,0.829155,0.000000,-0.261011,0.785161,0.561601,0.000000,-1666523.050234,5013159.927683,3561749.903800,1],    "boundingVolume": {    "region": [1.891665,0.596266,1.891802,0.596372,0.000000,7.708543]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1056697.b3dm"}}}