{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "860650726",
    "entityType": "User",
    "nonce": "0x48cf27b898f57ff4f39d53a9397e3f762d5ead594f59d67a3f5be929b5533974",
    "signature": "0xaeaebc3c35bdd25ebee629477f7fb205993f9c1118bd63ad0760d619e01cc399459077eef6cdc370d783908862fd028649771ba2540d81f659d4c43fed79aa151b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}