{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "187895",
    "entityType": "User",
    "nonce": "0x9364dbceb71d073970791ae7d693d83543fa91c87eca7be42e28e23f6593d254",
    "signature": "0x0fa9a2c508b2bd2ffc179a89b4138396c6e4c6c676365c5e9af8d1d46c7430c578aee05e31f798dd2b122cf8c4feb84fa7dc499375a8ebbc7881455eb520f1521c",
    "signer": "0x26b46547473Ba0Dc38d97A65153B8FAfB1A6cd81",
    "userId": "431544580"
  }
}