{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "861108288",
    "entityType": "User",
    "nonce": "0xd9ac9b9056b3fe10dcfc80ab324c3a3ba77f0b1f8648e6faf3aafca66100915c",
    "signature": "0x72e5ab62fe19843aacc9b0b8eaf31ecd3292b5a1ecdf0a10ccaf7821be61e49e290cb1a35155b5c1365606a30db470e27718ad427eddec1b0ed18ca1b46bb3e61c",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}