Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,604,969",
      "signature": "0xb12bd304d76f79544766d513a2f50fd95c7c41fc4b09b2e2c176611ffcfb2bc38b4da1bcea846f61fb694baf4e4d2af5",
      "randomness": "0x9c1c454a8266eae738b5bd38a1f2ff6fba092cc195e20a76da7259a8d76ab283"
    }
  ],
  "blockNumber": "7,421,559"
}

{
  "Sr25519": "0x54a94bb9c64ad34ca706790280896690e889f8cbcdd2ac96dd3f522c4680aa3bdb5460d4113625a79382a7b80b99c38a8e64b24f9b8c6fcdd947a9194eff8e87"
}