{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108066046",
    "entityType": "User",
    "nonce": "0xc286cbf25eee03398c73b9801f8383f88c97b270f977f78a11abe738d7baa614",
    "signature": "0x380125b1a333b5bda9274f498c167fd3a86360d759f379c1c9dd9aa8d0fe636b04cb82dbc336f6ca5981876b1f54993345d7b222006eec75440e4b7dab209e131b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}