{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1474434",
    "entityType": "User",
    "nonce": "0x2eb323726987c99fc407ab28471e5f8f49e1f0cee4809877947b7ae946d588a3",
    "signature": "0x3a85fb45c625e9660d913e71dcc24f0c965cb72263cdf9dcd482640fe10a6be05d687afdf405568e06eddbc870fc5514d28c833b47443f0373aeefda53998c821b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}