Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,579,578",
      "signature": "0xa8ff50463e66a83690aa03f9fb95f02e1d9a60f54ee3b369a205cfc07de7164046fc043e5f1b49fe3e3f727084cda163",
      "randomness": "0x198c8ffe6aab20c04ebd36826eb73c5a6e68d53d0fef27ebf44b0580d727a5f1"
    }
  ],
  "blockNumber": "7,415,217"
}

{
  "Sr25519": "0x308be11e5ec5ffe1b3e0435d7fcbe65534bdf135ed38b77e1510cea536bd88688eb342cbeb76f7950ccefca36a5cdf72529113361b3817a42f22ea0b6a2a558a"
}