Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,557,772",
      "signature": "0x896d546986538e21b2cae44dfc3501089a63c78ba24ccbb31fb9c5343e6b29ef90dcea44df8e8acb6eb6d629509f38a1",
      "randomness": "0xdf7453d05c2059f0b64b59d9a7ae3344f505f7357dffcaced99513f72e081a9b"
    }
  ],
  "blockNumber": "7,409,778"
}

{
  "Sr25519": "0xeac7256e05df8f5a0838daf37b7432f9d2559180b4a92071b22bdc6a89c68a0b687844f8c68948ff5bd6f267711809988d8a9492da63c02973bf7d4b0b3f1d89"
}