Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,657,765",
      "signature": "0xaafc358ed09fba8e7f4005b967bf41d528d463e7cc0b02d9ebf5baa4b23b4bac1a16b1bff8e842a5991cfa5967cb8d43",
      "randomness": "0xc9563c3fb8737b37db41033075b04c061f357ceebfa00019cc0217b20142d0ae"
    }
  ],
  "blockNumber": "7,434,746"
}

{
  "Sr25519": "0x4a92d9f2a1a62602ac76244ebd17acf851f797101130cae5c805c8bdef2ecd49fef15dea6b72e8f0c925b9a9faa0cd7544bd48fff0918a2d9b2e66d7b127bc89"
}