{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2595",
    "entityType": "User",
    "nonce": "0x086ff36d4a4e922986550737c8cede0dbdc82e4712a841040080e5bc41fe6b0b",
    "signature": "0xb7ab718e411713f0c6ad945a21aa703eeef3c9e28bf72a15f8844017b58554e25f0fdd416c5a3f805c913e0f4fa4c9120ee88a3a9ad3844f19c1d7c85656011a1c",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}