Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,541,174",
      "signature": "0x9876f21328f6c81d1de65a80a3214c8c2761083cfab9c428266e91092e6360c6b938f6a41fcd0c30ac7da363a8d81b57",
      "randomness": "0x074d891286b845c9c0a1bcac3ba6c7721729a7fc53824bb21277c4fe45ee41e5"
    }
  ],
  "blockNumber": "7,405,629"
}

{
  "Sr25519": "0xdc94574998b47ebaaaa334b403578c1723207f5f8706dc4bc94ff74470940c734026e2897fc66506ae60259b557f1f3b4f6b284899ccbd91f5f3949fc3e59a81"
}