{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x22530d7f62a9757985d6db70d7f3218405f29314e5d8739ada65d313e49524e8",
    "signature": "0x49ea2b24c2eb3700d0a0878a136ee3a5c3ebee4a155e9256ee5e9e97b12ffb9a29ec2344c32cff8b54e7147d5a039d01fc98ef80ecdb551b4defc101f443ee881c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}