Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,548,473",
      "signature": "0x8f4bc0caf59dbe238ae3cb12ac0ccfdddd33adc9272b0a0628a1ab41cdb2fef75fce64c3b122db35ca845b327f6a7f4f",
      "randomness": "0x0440c3d2392d3de598dcadfc3ca094ea6574b45c0c090a981933a5c83e69d94b"
    }
  ],
  "blockNumber": "7,407,454"
}

{
  "Sr25519": "0x0a7420897bdfe87a12e9119d34dfb9e45341063b3b1cb207817583a210f6a302541ea28f45c55704090d01cfc15f5469484eb997220f0166018aaf667e895585"
}