{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x11cc13d9c8eeb1c2b9e2668cddfc00b9ac9b49d09bdfbcec0599d76e42c90cba",
    "signature": "0xbe1e992a55c059e933ad316975deba7b6d0257d718e8317196e796b18942e8342ffea274d82ca3a3cf46a2ddd23125b708e9bb2812ee133838ae35921a42584c1b",
    "signer": "0xb11A87421a60283b875d2F958D27356167224eF2",
    "userId": "858465138"
  }
}