{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67066",
    "entityType": "User",
    "nonce": "0xc28f0cae218821e04af0b51e8c8c7d3400bdc588c9d72d60b5c395c53876e6c5",
    "signature": "0x66f8cd9cca6b357a09db2e590f5906ac1d36047506edf6ad3a8fbd168640e305633b35d386dd8fd74db86d6985d2c6ae82ba8a3db24f11e84a9e4c83a9e50edd1b",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}