{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117408",
    "entityType": "User",
    "nonce": "0xe34afa6aff4ec6ab5f8705116ca40edba60770ec157db84ed26a914428a05c8f",
    "signature": "0x4fea7b7ad3dc0e299a6718060919e76a42e264c2d0ff699c361a64312623e1d27b906cdfbe15d59b16747ac205735692fa17b2c389228cab1f095e10783146071b",
    "signer": "0x57Ad6E2E3fFc5ABe9b5FE7DC3bF7c07c8cCf9Ccf",
    "userId": "571702334"
  }
}