Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,549,334",
      "signature": "0xadb26f1476b7bd30237f3b999ef62158279829ecd4eec46ca5db65a5a5090ec8f7af80be108115d8b5ec45d227e99da7",
      "randomness": "0x4a770d352321e8c98f14eeb766c4fbbf1050b6282d9a8504147b93c6df5a53f0"
    }
  ],
  "blockNumber": "7,407,669"
}

{
  "Sr25519": "0x68e5ef05b282d7acb4ea8d5dc74002aedf836f80a25324ad42ac2d90477b517f06c5fb4f3f4437d965b8087081221161565bf6b4b18c2f052e5207befeee6883"
}