{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "395863",
    "entityType": "User",
    "nonce": "0x1d51fe172a369ec975eff2b222b307b66ad89b7f99615263d73f0c2407899143",
    "signature": "0x0a70a6c666afaded1657956aa1d05ae18d67cb599770017c4e24ef92ca18f12f1604d1e2e76ca01932e92fe809bf1932f8cc9fa8a293b0540a1e7162f23f56371b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}