Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,545,254",
      "signature": "0x936eb3890097f10dfb5faffbb5a250d582b0f61fae651efc3faf3c028f3d87a01ffe45f69934df5e065cbf39941dd79d",
      "randomness": "0x876441b739c51047cb4ac37bf1f325387b53bfb02668905aaf80cc48df54f071"
    }
  ],
  "blockNumber": "7,406,649"
}

{
  "Sr25519": "0x5ee1945a816a2f9e972e0681b7e3583783e823063dba25dc54cfacedd8130549f011ec3311f82569ae2b0d300fc104b9064c4cd515ebbc2e899db9a815a5f787"
}