Write Pulse

{
  "public": {
    "Sr25519": "0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"
  },
  "pulses": [
    {
      "round": "25,553,960",
      "signature": "0xa5a530180b60cea4741f63580241fe99089a18696b2fed44240d1289414f70a578de4d9eaba96ec51b0b17dd902c8726",
      "randomness": "0xe62cefdd9ac1786a1583e845f75b819c81e01802a4a9df17b056d50cd1a9adba"
    }
  ],
  "blockNumber": "7,408,826"
}

{
  "Sr25519": "0x4a87949baafe764732a68d89822bb6b34c0582afe117acd494f2e8452ab5552f73f44f34b1df15f21ff42cbf91d0fa679d76a33a02fc7be9c1db7d13cb29fb8b"
}