{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "788740193",
    "entityType": "User",
    "nonce": "0x0a764e304f7fa88b69d0a495ba7325d9bc06e49cdfc5ee50a9c4171eca3aef7b",
    "signature": "0xb7bcf6354ecb5dd9a7363810fe1aa25bf54c2f08c91f29a863a0bce7c8b80cb801d70be649a7e206df356abd433a0237c648e250d38175ac44913eefa791f7261b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}