Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,556,136",
      "signature": "0x96e4964c3a345321810a6971be20aa9f39b0ccfcbd61187cfaadabb23705bd6f431865d2612ac484681fd338f3693d7a",
      "randomness": "0xe6769437db40e14da50b31f4bd7d921caf785e989039794746370698093d1f00"
    }
  ],
  "blockNumber": "7,409,369"
}

{
  "Sr25519": "0xcc31ffa8f8fa7617989b7d1a1af049f4710772766f53bce922d71678b514063dc854608a20a4ca29c551d9bb029d719858eb57e5d1eb5ac12d263c02ba90bd88"
}