{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "791470082",
    "entityType": "User",
    "nonce": "0x91c31e87f667b5042520830eebada698a80994bf75090e1f0445d18c54162b9b",
    "signature": "0x6e01d561d7690eae1dd5fc82d272524f6cecc7724bb42954947ababad862a0f9546e024d142035ddc765485bcc1b159e253dc623fc15b7d16e5e60e7cab30a481b",
    "signer": "0x9c5e7F56Eaa8b6eBFA8F0e7231898e369d2e0b18",
    "userId": "767121958"
  }
}