{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "931568930",
    "entityType": "User",
    "nonce": "0x9442f6b333aaf7d51350bef28a66cb2aa775a53bdcb955dd2a7581a220ad12d4",
    "signature": "0x13b31660164a93cc74c82696d64edb3d9f9d89f2ced4bf84c53d0317f6cefa537681f27dcbfdc513a582ff24e4a6653392ade4f85da2cd17fc7d624f3c84759d1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}