Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,666,808",
      "signature": "0x82ffd50a9b5e562eec647a55b53d4bb1520910338a3f79808cfeab2f4e7602fef2e08376814eaf6a18a0f8894540a703",
      "randomness": "0xf9d621141f8958e4b9b2e26c6d00a64c557eba8c2d5913883a67b6e46ecbe0b5"
    }
  ],
  "blockNumber": "7,436,993"
}

{
  "Sr25519": "0x4897aca024d5bf8ec338d2add95630cf963a4da09c162bcfc1478bb91e41d224c65ec8b905d8b6445e1b99bca86df5445fe33c8e0bc791627b7845b645299088"
}