Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,559,008",
      "signature": "0xa9d2b085870a40d48a50c8cb21179fef101e90b3c3d7766a1f8006e080b614600315450fc6482c59fa4ab7609e3755c9",
      "randomness": "0xc78cddabe606fdbc76db9206b46feb112ba6dd9ec38839d94d756f203214112e"
    }
  ],
  "blockNumber": "7,410,087"
}

{
  "Sr25519": "0xf6ce56336f4085f9d18cd8456d86a3c99b6b5ddcbf3618dd68062dadccdb2b3dcdad4a241c3a7a6b623763da00a72a5527fcccc602627339dc367e74909e2882"
}