{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "209905076",
    "entityType": "User",
    "nonce": "0xa09cdc48061a7700872dc3532819aa29138bcd21be4c8a92684ce0b25b43dc5a",
    "signature": "0x3a21658ff03050cdacb057e6681566fe01c37fd76eebba4076fc30f41e591ba82939fa95054b0d38285c57e7f04768ddf3dabf937e4b9d83a472230d2e9e492c1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}