{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0x7634c0acf6a0e88f824970ec9e418bf8428e5b056fa495f069053105253469b3",
    "signature": "0x08abde4287607f77410cda634acf8697cd753206c48940769f8c9e25065dbf677126c0b0355837fe530505b2b6f6a7bd67c5ebc27e6f95de2a8f835dcf3b5b8a1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}