{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0x210c3ebedecba9a338ecc4ba500f59ad39e099515d3ea722192cd87b5db7ce39",
    "signature": "0x0dfce5d31b46a802faecb93b052b69a66f7c8b4eb63f0be9088cfb986f8ea23b35601f1f288d05536015d0ade2e6a3ea589db4bb7c9dfdc7462a3188b159b4741b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}