Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,548,379",
      "signature": "0xb54e3a0484d1071f9e71f47eba0da515d6ae299f38396e17dfa33df6874c7538bd2bc2303f340526db218ac146fe559e",
      "randomness": "0x901f1fcf2376756339dce84b654268bad4d172bd2b3af04083bbe99062570315"
    }
  ],
  "blockNumber": "7,407,430"
}

{
  "Sr25519": "0x5a66e50aeceec19524470553eaf1601d36efc314c7929d7f02876d2e68aab20b7ae0ab969f22e433645583a1a51d286c4fe0d1e6ac9244b9324025d3a329b985"
}