{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170017",
    "entityType": "User",
    "nonce": "0x586a2a47ec5b604e4c39d26069f8456514911b3a93938c3640d894e31eefb2f8",
    "signature": "0xfc8ae6d67c1ba298e59ba96e6cf44a4ec44a61cd8c17cae1227bcc0eb44743085887fd05d1bfbeafa1e4eb9a6db4e57692392780552aba4b643729754f748fda1c",
    "signer": "0x745895918A1926af8a7B4C34Af51BdF98bf5C7C8",
    "userId": "54958731"
  }
}