{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x369136db05d22ab87cd20102e5ab1508250fce311b7878375b0f258fdfbc8d0a",
    "signature": "0xb8d8be8a32bef968670c5117dc316e24d9b4a857986d0d58e3737d38705b0fac4e0d7c66a551ef668ead3dd6e67cacdc9716d796a39f090ba8d6bf35211cb95b1b",
    "signer": "0x6c1C8d036b3c0119e31Edb58B17D120E6e91C833",
    "userId": "206524150"
  }
}