Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,550,886",
      "signature": "0xac780e1d88782aeb65b48ab034208263a047fb95c9b5046eb891519b64463b06e5bcff587c21bdb290017dc28f076952",
      "randomness": "0xb6ed7d662f0b8e901716a8c1330238c4e08398be4faafcf680b9582dc09ad80e"
    }
  ],
  "blockNumber": "7,408,057"
}

{
  "Sr25519": "0xac8a108be36f9458b187adeb7695a4071019e345458a3e44766c9f426a0ce619b99b6dc078f62bc6bcfb5918496b2cc7d77d55458ec99dcf62555c79cde21483"
}