{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x6fab89d7c5ee5b1e68319d3a82effc5277016ed8d5ea647e2218a2d73e58604a",
    "signature": "0xd75caa12f7dbb32d25641bc5f47b91172a813e8467d62b2d50256f1be43cc65c73abf20166fabaf0007b12fdd71ed84264eaf0f671b782518038df1b83b95ace1c",
    "signer": "0x0AFC0F03a804989644c809E4ad91dF1A79D2A027",
    "userId": "155049649"
  }
}