{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "368981",
    "entityType": "User",
    "nonce": "0x452535a4868fa798e43efd7156948681e214e218854d83b43a713ad90c2ab00c",
    "signature": "0x8b15d7c469b66ef7ae295841a8d4352a91180ff29a58a0d071ddc43fe189fe6e523e1ca22a52384d76eed74daba7015a542f3bb5639bb97721f0f73d4b916b261b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}