{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x5174dd8000285c61bb8b62883eef02307a764017d59a14874b55a9cf376f2520",
    "signature": "0x1cecc99a971cb712ea51e0d4636f2f417e0fb67c70622612c25378d4349d896c25819076ac56724c058fd544af5e0868d7540f258f2d3e563ebe29a2edf796d11b",
    "signer": "0xD23c96a130623326f2d6348fF466F611CC78067A",
    "userId": "607041972"
  }
}