{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x9839cc869f83b79bd5dfd4189df732f3f4acb52dcc064194141b9c7ced624a76",
    "signature": "0x73dda8cbee07775d7fbe51f6c41242a24935394add7e13e0e307581c9428cecc7955b0a433497bac26a674186f3688167abc3d4ba76f2026e886c6a70e343d5f1b",
    "signer": "0xa185Ff45de6FF68eAa1d7ceC338cba250810134c",
    "userId": "54166466"
  }
}