Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,539,731",
      "signature": "0xa4da8b111c0d683dcf69507b60da9e54bc0b04e4c4cffea84460a963fcae1f427f7a228f0d99bd75fb92c5213fb2e0f3",
      "randomness": "0xca9af8c4066376c181d5fddea16a06ea264df8a436ecffb313626e755a362750"
    }
  ],
  "blockNumber": "7,405,268"
}

{
  "Sr25519": "0x8437cc74bae90a190ec508add3b4af28b40f3fe0f40c6b26a71eb28f8cfd50349f63e824f0b04cd9fcb7c2f1e0bbe319556b50b2e71cc7f6b612266b03ce8088"
}