{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xc0115ec32d2dcb5d326334eef5e02e66da3b57f69c11207d69816bb52425f36b",
    "signature": "0x5578432c20cc4bedf141b53f10b5cf049e757a2453c81be4d44bb0c4f29a24d7192eb72a82d80244b5458ec9ce1d9aea123a5e703d233251c45b59ae44dce6cb1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}