{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "12462",
    "entityType": "User",
    "nonce": "0x4f4d32847f987ff830b369fcd8995631f6f03d4ad4aba0047352c4adc9461a31",
    "signature": "0x4c3d082f2d95275b8aea87cd632b8d193141ed4b3ece7b653e60969c6673377f4225199a5c99eff058642b01c6e259f3b750f66ad8ec6354d5e6c3970ef074301c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}