Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,552,645",
      "signature": "0xb1192f608da885e90968dcf6d4c4f687adf06cae78217bc1065eeb8f8f8612481bb7ac5ec0eb2804272eae84708b6be8",
      "randomness": "0xaab0bdebb0614fc7b8432dd39e13d89625668f9d7315f70a36ebf9d098ded60a"
    }
  ],
  "blockNumber": "7,408,497"
}

{
  "Sr25519": "0x64f5e09681fc222e4c18f24ca8692ccac1bd176d36b5ffb08575715158052e750544e21089c283ac10b8f3ddc85e6e92835d21eda492b02347c470b4eeea518d"
}