Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,551,862",
      "signature": "0xb596b4324661c605b46b3c616087a280e87b737250bceb8815e0021803e92755ec9e170944112cbd42428893e1a986a0",
      "randomness": "0x88d8193b2826f9dc91d0b75cb3373f3f24b076eac11f39162a92eddeab7cdf4d"
    }
  ],
  "blockNumber": "7,408,301"
}

{
  "Sr25519": "0x542b13d0d916f4910e6a2b7fc0d4ae498ec11c5ed40b36865f8afbb328a57e2a4eecf101b3fd955ed86c694ec32073c7a163a2a7465937098b24e90c7f87d88f"
}