{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "385467596",
    "entityType": "User",
    "nonce": "0xba56c7e2934b6df01fdd191dbac2fc02fb14b073db9335d6252b2144b7f31b2a",
    "signature": "0x191dfa0c9262fc4598d63954b9cb2944ae605cd8efe21ec1c425e32cdf5c4c925030f5c2709f297162f9e2e29c2ef26c3428058626cf4ea997edcfe00a5fc2eb1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}