{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "377463",
    "entityType": "User",
    "nonce": "0x40c2fd2fd94dfd501459602e6d1ab82ffa8cad31c9d96282d6c7a6e9bb8656ec",
    "signature": "0xb892c5426b84d7bfb15f4c622e5bde7aa9496309e73b858c1f422906df356cb36fd1748915acc28e230508a44496989b10e50a36372e834d04eede03ca95fb2a1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}