{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "32903",
    "entityType": "User",
    "nonce": "0x0136efc81b5241a92dc68149ea6640139aed28fe6d6574c68690b5dd3860f212",
    "signature": "0x731c489d0ea71baafa55a85d20e0bce62ba2879a6059d0ea164b2a0b5fcc74a4583037f9bc9dd85783651f8035fd3ff336ddd3e24569aa720817a9f51986a7741b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}