{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "934065758",
    "entityType": "User",
    "nonce": "0x0a27168205e927bd0a9b1a1dc9c9166146e8e1977e882cace358998513b5dde3",
    "signature": "0x820cecfbf5cec7b5592f66ca476df2ff310f1d069cba075ef1d958a9e0997f5f3a06aff063c5b9c5ccd68bc48f57d8ac4edd717b88aa6341e0b1fcc9809a8ebf1c",
    "signer": "0x5c51216FbbB9B7A562f11267f91f72A7be1e8DE3",
    "userId": "105826"
  }
}