Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,552,570",
      "signature": "0x88faacb45b92e2fda086f588ea9a03c34c1703093f425813c812e1351cca7d4625eec4658e59f112704a413e4cdcf700",
      "randomness": "0xcab52971000c60ae401686d13e9634b72d513c3dae30a6b436be61105d9997b8"
    }
  ],
  "blockNumber": "7,408,478"
}

{
  "Sr25519": "0xba8a37c0cb61fcdd478602d4f7551a7f6e14d339880b7728103c9ae2e62ca247037609be62eceaf324e3b01a3a7152c34613319e9194f41ac40f496459217687"
}