{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "796703668",
    "entityType": "User",
    "nonce": "0x5150c48ce65e27ab0b38c328d99204a21245b98e30772d6d29de75b21c7e8cdd",
    "signature": "0x5dee7d9e3aa48c7c2bfb5c217f1dcf54b040f2f496c43fadc6d6291d51f104146774568a890a14245b18d6f285906b58ecdc5f39c3d9c3ea0b938809961ec8361c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}