{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1010239",
    "entityType": "User",
    "nonce": "0xb1ab2145bde1b8676ec0f833708b82465db0abf02839bb66634be3f176d31844",
    "signature": "0xd18ed63dc00f39b22e49d715cc121a75bfd4f1a136a6ba534dd29a71925723fa1b9ab32732c9ef70310c1cd5519cf9b31173a895f820bac33dccd526251ebe591c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}