Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,552,139",
      "signature": "0xb72ea01bf4cdccbe87d78f3808599d4e17ae89cdb0276b6b4abfdf800f453c521fb23935e8867dc86598ca1aa981284e",
      "randomness": "0xd26a7a8992fcf6736a9cef1a755efaa27f7530e4e2e00be9d7f6a893718fc485"
    }
  ],
  "blockNumber": "7,408,370"
}

{
  "Sr25519": "0x321af14d819ca2a5c4ffbac19e1dad283e7c31b62d1d9cf8644f3ee974e6a42fddcc80e0e0d3dd0db9802d9db96f32ae35a9165930a59896d1759c3b7aaaab87"
}