{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0xa9d943dbd374ce702733e232b8be9f8bcfa7b414b465ddaddd962d9497bd4653",
    "signature": "0xd8622bd9a85729c3d51631ec90f2b60dd39f3af4abfccd796a4f04f0be8ded15329a73a2cb00381e273853697ea0ea10f8085cd01c7bb3040c5aea51d4f495bf1c",
    "signer": "0x74dA318ddE12CaeE553210EF05624988d39791b1",
    "userId": "914755771"
  }
}