Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,646,242",
      "signature": "0x8dd48387c7cf631f0c9f0b6bdac8c10d274e0134cf93bd631af5ea4b7623468c563f3c419c6432baa634944e3a18c5f6",
      "randomness": "0xb851914af3735c1fe0e5823acf50f5ac853a2d65c59d2a147e24aa2e5bf324e1"
    }
  ],
  "blockNumber": "7,431,865"
}

{
  "Sr25519": "0x3649933bc6b1393aa520ff87dceeb18a79d9da304fda12d126f23202755d62771406076327084b229d1a07206c967ecfd5f5035731751ec6eab24969c86efd8f"
}