Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,606,343",
      "signature": "0x8a9fd2c36a4a45daf84d0a15b3e25b89a801fcd65d8c1b5655870b200570ac439590e7445fcb8bb1389859bebf6cc9e5",
      "randomness": "0x642cb882c4deab7045f8aeb28983340221b96d796493afb7d02fde2d0b23de06"
    }
  ],
  "blockNumber": "7,421,902"
}

{
  "Sr25519": "0xc40961b95981318dc76c718fb8145e0c7973ab63bdb1f687d4f393842c665d118114a633170de805458f176fe65759d6e88905f2155af0827f92dd8b0994c985"
}