{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x432d49dcedc35e3bfadbb56a3aad4127fb3d986b65a9a117c144d11d8af4f90a",
    "signature": "0xda5f1b00970ed5e0b785acf72b76a155048c35ac40b841fae15e43f473cdfc3033b07b96449b1fee8c5d32b6712ae696ad3f07f2601828df6e14600a277537e21c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}