{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827420993",
    "entityType": "User",
    "nonce": "0x2aab1c4c10b639fc484059af87764f31214bb5170d863e7a80e294e6c4848573",
    "signature": "0x52526c245ee8309daf3f474637cc375e4b9637cfd651fe834bd48e5ca10fd6f64204fcdc913709d76200ba0ba5481fec432883d7c386e54afd24614c128c987c1c",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}