{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "242319",
    "entityType": "User",
    "nonce": "0xfe8a3d5919eadba88fa24d54c18e044b0e5b0cedef3e65bf5f4463fd62b587d4",
    "signature": "0x26a92ba11786c351ae3e7f2529e5e8bedde8198afbd8c11dca5280c13f54d4800112cfffde837079f4081cebd7760b8606147b42dfa217e5664149a92af4d5dd1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}