{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x7014de563902b1e338cceb42489313f46ae424fcd2b072b8136b5ec472ceae7b",
    "signature": "0x190d5ce5ec5e1ae9d04ae42783dfa8cd66223f15883afa3c9e7ae1937b4e7ada5008af87fe1abaa343a658e2f17d713b3dddc41722fc38cfdfd47f4d1ac8ae9a1b",
    "signer": "0x785aA7221545FeFaf89F23A6Ec3684cCEe06aB20",
    "userId": "580031590"
  }
}