{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "938385650",
    "entityType": "User",
    "nonce": "0xc6c055e67ac9a46f159586b7f6d4ba440198048256e14035287e42fe922f1a16",
    "signature": "0x981e1a74148d620114161f7906fa7b6c265dc9c3e5f4cda978b6749ae369bc2a21dd26eeb924db548247908191226c134dcf0da968feaab237be5fd4ae411af91b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}