Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,552,533",
      "signature": "0xb6cb67068fb78dc9aa81c7dca77448b6868ccb94910db22aa7b6b5b4707ec1304cf82f67023016dcad369082a3f286d5",
      "randomness": "0x75b48332c7c2ee5fb20974f11ef2f1a2415d578ccc4ab1d07a07d93945421639"
    }
  ],
  "blockNumber": "7,408,469"
}

{
  "Sr25519": "0x2a5cb2b10711a62e35d9854cb37a4a222ce9338d9edb1de624710466cee5681c4fcb33242d01cc926892f537a4fa1adb546b41380df7bdbf4035967ce4d2c08a"
}