{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131005",
    "entityType": "User",
    "nonce": "0x414b9e33a8a6ad254e86f91d4dcc404700e794a31a0d39a112f434d83f6ddf7b",
    "signature": "0x6b6b775c01185c6b512c5cfba1cd7457a6ed1e5f6c54dda65dd7519659b3297a0681201165946195777c569a63a7fc426e5607371f014100e6db2a5c1fd23dcb1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}