{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65043",
    "entityType": "User",
    "nonce": "0xfea636677dca81ec3dd305cbc293d1224a1255276cfaa8fc05b5cdfe513e37f1",
    "signature": "0xa6c03e7412ed095f7acc52bc16a34ab83a1b373cf64cf43e1da6dd43504c2d196bfb0b5320c8f3d3a12c90dc713894f5438acd02e7c27dbd38e06aa0e92bea8d1c",
    "signer": "0xCC89cD92c6e13cFe8FaD7993190B2DD0899Fbb58",
    "userId": "780759970"
  }
}