{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "981716494",
    "entityType": "User",
    "nonce": "0xa92a5d2f0150bc497c0d01ea83afbbbb197e9d8fef100e7797c9082c6d5ac87a",
    "signature": "0x25a0368f03cedbc7e0366789dc3c9f15c0f548a2d904084d7aa37fdb91fe62e844dc2a87e302e9979e41c71e855787478571749d11f6ab4b5c4f5bc521bd25ca1b",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}