{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115899",
    "entityType": "User",
    "nonce": "0xb836033f0ce5037d76e7418f794f122f87071e3e5ec3ada12fd54800ef94c4f4",
    "signature": "0x5d8f30c0b6cac4b394a6b89590dc4ba747156d2705f9488a795174286dfa5732484132debb328afd7a42d503a28e9ffe3a0978626b00f470b227362089ac1ce71b",
    "signer": "0x764341232AB28643e8106bCF183A4cCc2fFfa6c3",
    "userId": "67250118"
  }
}