Write Pulse

{
  "public": {
    "Sr25519": "0x5ada7b33a4ed49c65c755d60033de7528010eb5442c02ac5500ed22e567d0b24"
  },
  "pulses": [
    {
      "round": "25,602,980",
      "signature": "0xb007b9a271efe117b1d3cd7948df2f5b8837b831522fe1eb49219a08b25ff822d9fa364751c05a50bcfb3ea7d0b5b8eb",
      "randomness": "0x247b916afd6be26732adbd5a54867b5ad069089d012b452331c109bec5121443"
    }
  ],
  "blockNumber": "7,421,061"
}

{
  "Sr25519": "0x867d9ca05923581cda7bd3d824910c122cfba963ac4aa72a3c4a0bbf0e587362a59eced085a30a857524d2c69ec4fed07d3f0054fc9f6e28b887a09cb633488f"
}