Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,558,538",
      "signature": "0x89fd4dcd2e83821975dee54a87d48c2d451874300c2b6e10e763a753defb548119e80c24543353aad8bffc5e7fda8632",
      "randomness": "0xd9b23a7d2850c8603162a2cd611633cc47f6d3984261d341fd64c80af6cafbb9"
    }
  ],
  "blockNumber": "7,409,970"
}

{
  "Sr25519": "0xa6be9e030cb8a5cee0fb8c939d92625c5e7ccf957998fcd899589662b06672693bd2f1fa8857e86acc1647c5728d37410689013f933cd4786398cdb3557aa087"
}