Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,605,757",
      "signature": "0xb7ef13fa75306686b4c811ec2c446f10ddf8579439b1e10d8499b50d801e9ebd759f4d0e811f91a59944f9f3af8d97e1",
      "randomness": "0xc0a353355a633bcc2e9667fbe3a3d46853c40d5405c7ea009843c90eab6c0f10"
    }
  ],
  "blockNumber": "7,421,756"
}

{
  "Sr25519": "0x509f1b0e8bb2958b473194cf6ae6b33787d868eadf97f798455bf193c077ea353f84107f1a2e9d56ab0f21355467a59e3d8c6eddf037235a0c890e0c264b678f"
}