Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,544,904",
      "signature": "0x81e1255b28b4567a15480c6e7de88976b54ded433b2199598132de182535a588f4161c0ba97682519936120e70f26938",
      "randomness": "0xcfc89a3160f8143c26e8c1fa89c11f37b478deebd667086aa6ec45d70dbbd4f7"
    }
  ],
  "blockNumber": "7,406,561"
}

{
  "Sr25519": "0x98558b90d363218e77c6ca55318ec9732a4376e19825fca7f999b90295c59a66bb3c210417ab7b85e66b47beeb3d95fb9a7dfef72d166134001683685e47d489"
}