{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57696",
    "entityType": "User",
    "nonce": "0xf838cff042dd353c7c02ec08fbe9e79a2913e36906ac9f2e23932c586a345dc2",
    "signature": "0xc6a2248b23a7e0c22992d2cb93ba37e7a0220c032bb694e1f7efe04e288c779e446358ba6006d21fbbf353d85f055e0e9adac6e50be7c0ec7675544c4071d98d1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}