{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51616",
    "entityType": "User",
    "nonce": "0x13edfe011b8b1c5162c0b5163d1e27e2bc2dac5002bc41c6a90f2588a6e57fc5",
    "signature": "0x8c019c2fe81af50eb9de9c8030447365db6721bad043a696240f5bb476f20c29035dc7e286e096ee8d491d1b031f1694317bcde518a4e19c6b142523811548ad1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}