{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55609",
    "entityType": "User",
    "nonce": "0xc96f52ba900cbb8394f9481d2859e16e377024fcea061f816d20b089f0ac562e",
    "signature": "0x3f28a9ac12469786f2f84dab4291bd95a13df3cc45f5750163a153211caec837524dec5215d446a30a763a4d56de0ea469409695b66b930a9f9eae9511f4a3c51c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}