{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x75eca21ab6bc970ec48b0d7740d7ac07ad565995616d91c8c4811dbb5f495d9a",
    "signature": "0x25d1d5724d0fa668091f1186cf7063075e80361d3df790bd8743b7f6c454c86440466bbf2a6148b94052d1862c93486d411ea91cf97a3b67e7a187f6f53586561c",
    "signer": "0xbE5Ce1b1adABb2947E61645529cd212e19C6AB76",
    "userId": "51783071"
  }
}