{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65494",
    "entityType": "User",
    "nonce": "0xfa1692472ea7f160cee7ead009074884db62f39e98785e1b33e013c695d5892c",
    "signature": "0x81b1541d6a75e2552f859aa3354c9b50c50e592793e8cb92da30f2058a3ba2f4272f1d381245090d82efc78da39de0831a270aeb50c24469be53dba39a685e011b",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}