{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0x63dfb2b28caa1a1d33d89e76b610e6463f328867fb4cdab7633a2b473e45e23e",
    "signature": "0x2c73df279fc8bdafa607293785506459767e215eddb798c01e1d790d688a55ee411cfac8999dd9336c9cc1f2fd4e0d2198438874dfaf9b4a4c2a3396ac7e49ce1b",
    "signer": "0x59765b22C96E88dA578af23E8611d6ca2dcCd7C9",
    "userId": "377610060"
  }
}