{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58434",
    "entityType": "User",
    "nonce": "0xd27e638ad6bb25ddbf0f5e745adccfeee564d959f370e21632b85ed11f5e6546",
    "signature": "0x52016790ff225cb7699d3ed73411e96ed81ba075fcc7815e932e78c31a871d462bf93e8c8f3aaab8320b2ee6157f06faff074b16c7828da30ef332a45b8500da1c",
    "signer": "0x4ad870a0C318214b4796d1464BC8Dc57C6b84C12",
    "userId": "408505072"
  }
}