{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17279",
    "entityType": "User",
    "nonce": "0x883ea83e20be3e7f8ccfac7e37a72e57aa5eb831520934063add0532ae691425",
    "signature": "0xffae3198ef9e0b05b7909faf68c972eb146446c37100620359e425eb9a1343c570f1a480c36f9f0c533187c255a74ba714e616549cfc6eb30e301c222819de7f1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}