Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,600,249",
      "signature": "0x975239ed2436a338c479a1904eb2876a0d9ec7eee635e055a6044c147b102e1a322ecd7d797fa3ca7c9263418e51eb63",
      "randomness": "0x4553493e29b1fbe46ca8ed4f7493353f5e945bf99c9cd9711c8ce764084aff18"
    }
  ],
  "blockNumber": "7,420,379"
}

{
  "Sr25519": "0x142b3722a414c1a4c7c635d0e3eab3d6024e3229d8a1a350a9315552993a6650250bddeac1bff36480077a31b876ab2b04b58f7acd502bdbbb2797b131000085"
}