{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "128172",
    "entityType": "User",
    "nonce": "0xd1167b2f692ba2a1a0252f8d60c7204ab9ebb051a08239f1eb3ebf7f595dfbba",
    "signature": "0xf3a4bbcd8673a9587878ac3824546a230ccf44bea1e0e22d690a16548182b06079d2a90bed0799363e5082f9be430b3fffcf53bca87e74815b8f9b294b3f433a1c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}