Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,549,144",
      "signature": "0x864e2725788d55a4cf5d28a01a52a5eddcec5e7cd4ace96146fbf3e4af97651162a4db40e7976fa64e1006ac09afb60a",
      "randomness": "0x6f257aecacfc43975b0e8e19e7048760b76ef68bb74b7c7c5be18b2f67191084"
    }
  ],
  "blockNumber": "7,407,621"
}

{
  "Sr25519": "0x4654cffc3bb0219b9062ce8e3d0fff1097b63153d5993d0d0f1efcd921ec2650f876039ae63712a8af488110d01e17a85a6c38b7343c9f24649c6c3f280cfa86"
}