{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xeabd114ec3fec18861c21488710a9ac68899f055d7d1b73192285c55aa916b2a",
    "signature": "0x8c8b4986fe3b48ddb61c1daa57955eb73a06a9512612069dadd63c11efba7db303008e64a27fe9ff1e82b53965c105f00f934ed1698d4edc87e0b590972e48cf1c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}