{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70839",
    "entityType": "User",
    "nonce": "0x5ee2c9ae5d6866b63a98b110db2f1e2376291fe177b89174c385dc08179fc944",
    "signature": "0xbcd26aba549275da6b986052c84324c1417cd3f353bddb4750cc92c67376991852726ecb0101509ea56e40064a796aed8b070d83c987134a3db9af00061234a31c",
    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}