Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,551,704",
      "signature": "0x988bb6e17cdc784f19cd26470c9a1d9cd51c0661bbb6b73ca08c58cdeae330073eed08902b383f3355053fdb4af15604",
      "randomness": "0x21587f634e96a4802075fa06ae358b30b160613b271707ab52d55354789d5519"
    }
  ],
  "blockNumber": "7,408,262"
}

{
  "Sr25519": "0x4e62589a71b247357512caa4eeaa697186fd98610d2e3f4466e12efe1822e76a98e88825190b7b0ea62270655ff958cd316b84cd057069060c1325e6b11a2b84"
}