{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "834096509",
    "entityType": "User",
    "nonce": "0xab651cab5b1991e32afd1a5bdd151a8ab9c83d97c4b3e0e71652966310ab1a6b",
    "signature": "0x66e6c0e96be1a5272ab23518d8f50241299c9cb78a2d0d6f6dbf57265f9221c64436cee95280cc9cfda824e91fb5656cb98a605339e609bdc9d96968289f6c831c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}