{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0xc4b31a470836c0802097859abfd9db36f411a75b4f42e4f7fdf76563b09a0063",
    "signature": "0xebe93276eb7a2b8ce8202c0d9db872828931ba699208b72e8b795f9fdc748a7c40be3485f911694dd3c0fabe85a8e4400c2e722b22eac4854600ff0c51a5ceeb1c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}