{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x7ce2123c79a4749f765f126bb39a64c6c847e28c62d931139deb9f3a54b90f58",
    "signature": "0x12f8c944fa3cf854b113a2c89d584da1f86e5de3046f38479412e0a775aa3bae2121d08f5fdeedff695ea0e18b324eb2948edd2f8bf88d06dbc85accbd7100d21b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}