{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xebc7f83347fc6bda7c6875bbc655c0c816eaddd4aa2ed226a599ee705f55d8ac",
    "signature": "0x8efad3a1e5712ff5cac0bc937d6a2379378320859ce365ec9751694abfebb20067e278abf8868e993c2baf7b14beb442507c787f97364b07b30d13d7ea4bbfc61b",
    "signer": "0x6c1C8d036b3c0119e31Edb58B17D120E6e91C833",
    "userId": "206524150"
  }
}