{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36543",
    "entityType": "User",
    "nonce": "0x4d0651a4bffd439722031812990e70d549e79e74d244e9456e5fb4ebc86ab843",
    "signature": "0x8b3865581278d1ecbc1c94cdee3df066a73082081ef4162f03f5540c44e3a733157939943110f383aa809b36c2f574811903be55e9d5651b9c7874f7d3eecbf11c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}