{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182428",
    "entityType": "User",
    "nonce": "0x423bed5646f91a9e33f0bbfde153b555dbada48da0a166041bd14ba3dabb557f",
    "signature": "0xa11f30b2532d36da16e5805137081d8ecff114028628c1aea4e5175e16fa3bf83be12c4b011f72cd179eba57ffe8854fba8f2ece125ef666d55c0de914a43cde1c",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}