Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,563,531",
      "signature": "0x8bc408eb7db6075c1faa2ba95ef85b64690916fd2cb649dd10f03dd697538ae5449added27c59cb06679db4a1efadbbc",
      "randomness": "0xa907c912d013bc08166604acca08dab301925836f9e1410e32c0d628cbb64b09"
    }
  ],
  "blockNumber": "7,411,218"
}

{
  "Sr25519": "0xaaf983ef16627f752361edbf67e84c67788e01c9de1ab02717f764837aae605bdd14f76d469f55ae09c318b41bd2744458afbd7a64d2e3732ff2de2f5b6a5b89"
}