Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,678,297",
      "signature": "0xb47e7f868bdb1b981456ce8ffb0536ef9bcef5a62ec596e5db73d56937ff3e65f0b7f4daf4f01a9761747543aa1c3a6e",
      "randomness": "0xdfe76fecb40b4d11803b16597884c0bb44561a3a515dde51410b31c44dd489ce"
    }
  ],
  "blockNumber": "7,439,866"
}

{
  "Sr25519": "0xa6f878a4be30736548d36c53e7c6ce35cc3626cacab5777e4ddf11e96b14816ed282100f7aaa8e39d664288e170fd25d52c8d2870bcbbb103e587d97d79acd89"
}