{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1439763",
    "entityType": "User",
    "nonce": "0x02267c8226968092bb704b47b6f439a214de66c1015ca83fa3a5c343c2ffb744",
    "signature": "0x186068f8f148c5c3ae231f47e7f9bd62dfe0ea5a3289d45bd9152bd40d325d5c5c2e7d80dda370468307254afc87ae751b28ae36a487d4563db53e64bf335f6a1c",
    "signer": "0x26b46547473Ba0Dc38d97A65153B8FAfB1A6cd81",
    "userId": "431544580"
  }
}