{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182200768",
    "entityType": "User",
    "nonce": "0x3d91efd459375baf7fca56fbd9d333dfb08109c9e349c47b41ca3feb4543c406",
    "signature": "0xf53d697207c527a452d3af1d3ea78131aa1cd4f26bc218c41cb1d50bab93e5ce13a0f75eef6cfb552a234f4a8b055533ce81104928bb858e6255959cd084f05f1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}