Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,604,344",
      "signature": "0x8b51caf04b25ad0258fd6351213fa786a0d5d4926d7ace27ae7f336fd60e4602143eadf52b208deba1cd2068d84fe533",
      "randomness": "0xfd4cb3e7e5da14aba9e9fe4d19e9f474a33417e254be74a363e1f48c4a2f2df3"
    }
  ],
  "blockNumber": "7,421,402"
}

{
  "Sr25519": "0xca420e5f0d76907b2b7acdee568a0508b256bac1772650fc7615054b993c934f2377c5400bd6f32525729f7fc2037d463f37b2655c67da572981f7176569ec8a"
}