{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "152482938",
    "entityType": "User",
    "nonce": "0x46b2b1d03f5196f8d7f62a79df5b13a767239fe66025ca67d3c09f4dcd5c9407",
    "signature": "0xea36fcd04f2df76deb1c5cd0aab4c91dda26b21492d7effcc6d4199d18f80c16668067fb1931917ff8437c5ead179125533843a4a42200c08b12f298e1525a911b",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}