{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1385998271",
    "entityType": "Event",
    "nonce": "0x2f891f2905c86723018e803bccbda6356ee45bfd0143f51d07f32da1570c8f62",
    "signature": "0x333367f0c7dc631ac26efc3a2fc74076d815813a8a22ea15e5980e49e4bbfbd20730fee85985c34b00a6c1247dafae19fe6b2ba4bafb5551d98d7f5dc56473411b",
    "signer": "0xF20dD2c82AA59F74D48B050d0CeccA6285d1F3bE",
    "userId": "7815"
  }
}