Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,604,710",
      "signature": "0xa5f4a2674c3852f146dbf7220fa7ab47b38b28a6edb6eee154e3d66603c892f9bb61ceba009a58291e2eca5d38645b84",
      "randomness": "0x8cefa79c4dacaa1905fb421f1bd1b9d8a42d716cb68e771067f0a7d834cb6615"
    }
  ],
  "blockNumber": "7,421,494"
}

{
  "Sr25519": "0x7e18e454a7ffccfc78e7a27889af8e9676aeaa353aa45ff6e2bb9a5c8c63542c7770c207ce836c2515ae4362e0457fe155dd1e497f11932e914ebe7eb4484481"
}