Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,563,129",
      "signature": "0x8b9b2e29969e37fc39d5b14b9ef5227fdc03f531b63dc8ae57d9521e730c82fa5af729471610fe8660e2dec2871113e0",
      "randomness": "0xa24a713fe4bd10c02037c054caa8eb2359e10ec50c4de6abd314abc47668c911"
    }
  ],
  "blockNumber": "7,411,118"
}

{
  "Sr25519": "0x12ca8891c47887660053a4e0a482535b12175a81725ba4a0ae3815112a67123708e45eec3c59f4be2c130dd08d22c79369cf7cd3a676f6cd7a751f607439a78c"
}