Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,562,971",
      "signature": "0xb11acd10d2dd0717de02aa296c094d28379c598a06f20df7e45cdebabf62cfb1d90214f9363e72a0b8758acd14b8aac5",
      "randomness": "0xaf7615136456754ba1c98c7b89e4d4b314872ded7c8b5658f91baeb86cb44969"
    }
  ],
  "blockNumber": "7,411,078"
}

{
  "Sr25519": "0x90fd57ef7db7efaaf1924ad35111a913190ba888c6166311579bd57b3d73bf269f76a2e5df883102f73d4421ab6ce75ba6b95de1e9a2e01e659d9cd602fa1286"
}