Write Pulse

{
  "public": {
    "Sr25519": "0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"
  },
  "pulses": [
    {
      "round": "25,567,722",
      "signature": "0x954ec1dcba55ce75a310c96430df71a24a301ebaef3cec848d1ff073448c79d818fedc5d3a5e37b51128cfa71139f312",
      "randomness": "0x2557349376338c5a74aab86196475d7d2cb8bef00e526181d42575f9b210208a"
    }
  ],
  "blockNumber": "7,412,266"
}

{
  "Sr25519": "0x14752ddac42f9cc8f29940885512132a106eeb848c782e082c583e7825355732362f50a43cce222ae233699da475f7cf923ff7761cff09fce4cb92a251189c86"
}