{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6256",
    "entityType": "User",
    "nonce": "0xe0c256bd66db0e9612e16e58b045ba32d1984b5dcc1a1b4146f68c46089f14dc",
    "signature": "0xe7aacb1f4862ff4ef4e37e80feb42f1bdec486330af3f3108af5c65f9834ced77f34527975e15c4b41093a009d3b166bd1ffc7fbf5ef1204daae8ab8d751fd191c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}