{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0x205637bc6295e58b8847458cf5e5679ce69a9d36f940f2d0dea33c093cc6292b",
    "signature": "0x0cf7288f9fd7ed56ff04e9d19114440050dc57bba475e32e5d24f6d804cd4ed0134486b726183acc4bc89007bb37b8694f6671e744d4b25118637d5c22fe80161b",
    "signer": "0xa185Ff45de6FF68eAa1d7ceC338cba250810134c",
    "userId": "54166466"
  }
}