Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,548,731",
      "signature": "0xa8e087be813b65d6330c4c340b50362f5fdb35f0db683d62ea51dd83159f69e7209ccdc894c75cfaf489b3f015e39d9c",
      "randomness": "0xd27b7e81ca0f221ed4b8df26cb844f6dcd1b64afdea3b98574e62e04f740cebd"
    }
  ],
  "blockNumber": "7,407,518"
}

{
  "Sr25519": "0x049a39a9a6524e0478885f6bdafd430d9fa8bc5d7db8fec7176e3efc7e9eb3230f9bfebd6f47aeaa5e02fb34028772c6dccd6d3f3302e12837c799b3ac3bbb81"
}