Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,547,861",
      "signature": "0xa789c6bcf555bc7ec4750b612632add470fba284075c38d8bbf0318ffb4be797b5651e508e4ad19b2fc131df34283d64",
      "randomness": "0x9285ff8effcc5ca7e340160655e0a65fad4f65fe8da116eb27adba7615c82710"
    }
  ],
  "blockNumber": "7,407,301"
}

{
  "Sr25519": "0x629df952819053e401ca6694bf97baeaf8a975438e2f9794e0a81916f9cdc535bd8e15cb97af14bf5f19275ba9920d263ec3a70ad7a6174607ff8a15bb64ee84"
}