Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,550,967",
      "signature": "0x920ac63c3dc725335e80e2b95584ee7b214aa007087114ff9b0c34d8f8cb7601318b43bfbda99757b1276be5d65f1d83",
      "randomness": "0x674c8dd0342459430ce1f3263eed4e7b9b36f618f7c8a7d16b3dbf7b246f35a3"
    }
  ],
  "blockNumber": "7,408,077"
}

{
  "Sr25519": "0x5634322d375f87f2fe6175490d75d737d99e577c6b125387147396bc3bd18b22714b79c3622afe15df01a0ab438053030eb1a47fda7c02f885eb7251c27e6b8f"
}