{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x7f8e5619f760e8df4015bb03a8d4d365b79ad2651070b029561faf310b4f49e0",
    "signature": "0x9816843638bde4bf7212e29b1393eda3369bb14ed38e27d14b22526a55e1a7a56c56b77bddaf691bc64a26c053c2f8c61d0e4f2a2b84e3650bb95ab3868369b61b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}