Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,673,303",
      "signature": "0x8e36bd05e8438dd03f8ed5434c6ae6f571d1dbbe936d22f7b33ab2934e3d0f0be6c166f5e90fd30f7b69b2731e918e12",
      "randomness": "0x3d686886143e78682c0cdf94a8e4cebab70d08109510a232e2afc675df6655ae"
    }
  ],
  "blockNumber": "7,438,617"
}

{
  "Sr25519": "0x1c6b4e4befcd246fb991606df57fd874b43eac058f202fa97e8da6b806367a6e8f24967d331b75bea37909189fe67df6efd54e0b0bdb276981dc805ca90f8a84"
}