{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2599",
    "entityType": "User",
    "nonce": "0x5bbc0022b2e32440ac53b38b62d09e95ac46db1db14ae28fd01ba725bdb19942",
    "signature": "0xfb1ba3047a5aefe2ef131c69098d13c63912bca0ab1682630858240033e4dbab00d6e59a52858d081eb68623f5853790e3fd7acae609f31cc050598eebac87df1c",
    "signer": "0xf765901fa8CEf102E6aB615eB224ff151Daeef98",
    "userId": "582942186"
  }
}