Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,613,821",
      "signature": "0xb993dfac202606a7a8ec1fbbcb99848faf0b50306df5a12591bb1a90644c7033eaa4f000235bb1daeb429d1fe995042b",
      "randomness": "0x40775073585717a70dce42d016dba06b53697417487a9cbbf6928eb6f20207f1"
    }
  ],
  "blockNumber": "7,423,771"
}

{
  "Sr25519": "0xb8c107f7232c1d20643d0e56542a382b4815068939aae4c250ec1d556670764d6f486440d93782400da0819fd9cffebe789ab387a5bfa58df9810e4741669087"
}