{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "618025803",
    "entityType": "User",
    "nonce": "0x006c088e482e209736b5603cc0287e377f3d5eb3ba73b90f3105b16d7be68c5b",
    "signature": "0x42a0c114d5070a7dbb9d622092ae6e36aea16ca2eb392510054de10d0af7bbda6ecdff9a2dff8628f195405273958c40b395655b43c164f5f4883ca483e74ecd1c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}