Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,603,430",
      "signature": "0xb1647157034c1092512054d68e211259562edf7db6b170c176c515068611a1d6118f4e19a5983c58b200dcf89c66e84c",
      "randomness": "0xdca02849bde65fdb0d2f1939ae2f3f4983f0e31bdd4a128c143c737898272d02"
    }
  ],
  "blockNumber": "7,421,174"
}

{
  "Sr25519": "0x7c4d6947aaaa9ea9539fa0f39206518487c57fc931922eb277f7c2fa5d5ae000e386df46fe557db67af94f6e1770c36d08c7f95a0c46299fb9b60e03298a678f"
}