{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74012",
    "entityType": "User",
    "nonce": "0x6e25358416bb346f9032ac28bda023ef7ba36af43b5b2a7339c6f2c8c301711b",
    "signature": "0xbdd5a5b6ce65b1af189f8e7bf5faa0d52e539165e8d98fa3260165431c651a3206d97e97b895fb2cefe21fd2251e2c653f45b1523d235c839cd77df4ad089fb21c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}