{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71932",
    "entityType": "User",
    "nonce": "0xa805c5cc68869313a97ac289db2824f439572f1e6ba878130c62835f2f9c0507",
    "signature": "0x1d47ae7fc54afedfaf7e459c85ea38ed9ca321af2b22c0a5a9c4416acaa8294e496314493ccadbdf24545b024852ed1f83bd0aed5cb7155f3202495bed5d7e221b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}