{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128541",
    "entityType": "User",
    "nonce": "0xd76a432bb6504706e53265a5fc705fa75843561bca5db69c41c606d978c0fbc1",
    "signature": "0x2683845cdc0e9750c9d4c0d3e8554fa46803198642bcf6fe9f7b5f02332167405a01040a2e905d486689ca26c8a5034005fec97ae3dc13c0c0106a4dc3c283e01b",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}