Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,589,356",
      "signature": "0xa2699218310e879d8f7f046142b5050f07409b492b0f6572ab82a8d42e0c8410971ea079614949a50cd3e6467038e6c4",
      "randomness": "0x9a8e54fb040fae1578b99760335578e0f74d4875ecd527ce352b7e07e3d78934"
    }
  ],
  "blockNumber": "7,417,662"
}

{
  "Sr25519": "0x8eb3189935805ac11d18a2d40f2c7c3fd12d71be243a5750fac2b102b55ad226f9eae69ab0281169df51b85c2dbf4377a325fc4f7838bc5f54ee0c384eb0dd83"
}