Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,620,773",
      "signature": "0x96ff916855aaf224a18a3f884e27880da94be96037c023c33b133e4b6954c25dd2d3eb180916396c006ac363b0157acb",
      "randomness": "0xce3f1e1c4b17d3336965fc0a4f0278e67f709139fdc200956eca188f9c9e6000"
    }
  ],
  "blockNumber": "7,425,509"
}

{
  "Sr25519": "0x3821cd2bac898519c8dad1490c8696f8ef50b0c3b8fafcf654a1e48d1b42c30e3d2c6ff5a2fe6b81403b7fc3786882dd7258532d9b3bccb6378cf6175b144185"
}