{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51754",
    "entityType": "User",
    "nonce": "0xae0c502dbd1276f978ce4a84b038f13d6e0e0ade94c322ea9fcb1119ed0d70ca",
    "signature": "0x872a8a8ec77be9c9f2af79450a7854d77f0518e3157d2166fda84bbefd68a611445dbc366170959f13ba900ec0e7c391d992317d7e1dcc19f5b4cdf7e19f3a631c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}