{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x776cc7052dd5428dfff6da69cdd0e81b788555221ff4bd76b503c29494f47e5b",
    "signature": "0x58718ade14b8d7ecfe11b33ddda907f9dcf88444aa95a8231cb4d9529d044ff42f6a742aebbdac5cbe259f1747fada9b0af693c2b18adf3f7c38bd2fd34097fc1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}