{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "346230",
    "entityType": "User",
    "nonce": "0xf45a2440465df60f43052f9c68b4134bd9be63790600c3169f05c0225e3e010f",
    "signature": "0x1da34c05b2b16d046b5fde5978a4b089f1b3c060abaeb04ea603471f970fa1f042bba033e0c449e441ed69745ec03bfd40494466de4db99c0b064e559f0829181b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}