Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,584,537",
      "signature": "0x91cf303ad2a4bbd10900cb06ef190f51a16e21fcaf656649e1780778ef798010b422e2c519924d5fc7da6db37ccc4383",
      "randomness": "0xf07583abac7ff7a9145a0faf2d47812c52de408614f10c375a4e318d91a00602"
    }
  ],
  "blockNumber": "7,416,457"
}

{
  "Sr25519": "0x689ea56b0a0abb6184757d8e2c4708daf58f470fd54161c21b495b875431bb6ebb13a4cd0ac9137b0053112244342b96993f83adc0f517e4b320783a80315a8d"
}