{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1326969",
    "entityType": "User",
    "nonce": "0x1a6f29622143875bc3d647bb91e2186af1906e1f1296d62b417fb31df30c369e",
    "signature": "0xffdcb83a2c502dd5e40bf3408af74c4032892141fc98e512b53e8fddcd5c10e6028ea0a3fdc424c4b9058b8f4dcf51790042064d9a8d0f8e7bb3c2e4f0ecf26b1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}