{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6462",
    "entityType": "User",
    "nonce": "0x54ca6131ee7ea80998029a039c6b15c082544e34240efd709d81209933942bab",
    "signature": "0xf7909eece31199dbc95c8db0b7fd4add3b98d7818ec73c517f34d772894241012f16c4188929a797d61ae8610fc58d5dd5fb022ebac7e668559e12a6e3b683bb1b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}