{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162051",
    "entityType": "User",
    "nonce": "0xc9757a1314aa6b48118598ecfe1ff43bfb5b755c32d608e8f145200c1ff94e42",
    "signature": "0xf511de6a53e0e5ce050ee2cf6047b4e57821fc45a2792b3821a25aaf02360e8848bc3faea05d3233431680454f368780b289f099496ee53ba2f42f0bcd0003dc1b",
    "signer": "0x993e96De8E059C1D9255b6150648db85329c51d2",
    "userId": "715228208"
  }
}