Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,548,406",
      "signature": "0x828fa0f0cfcf7e07b076311098287a31938e99199368d776d34f9ae1ee53c317c5a5cc5c8d58094d7f431a938c741546",
      "randomness": "0x9820ab6a74b5565dac31063d00f57e0ea060f58e58464a18f9464a942511a52b"
    }
  ],
  "blockNumber": "7,407,437"
}

{
  "Sr25519": "0x5608a5388f5eb0dc668163c43c46318d3e3b178eb7b26071caf7983bd185193c36796258fbdc34f1834d58f425b670b5c5ae8823b4aba67603a2cbfae8edc38e"
}