{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0xce1f2f9cbc3df77a2469fc8b0007aeea708970a7c233c6e4e9e83e872fae0ab7",
    "signature": "0x439be495e7827751f756418ecb41b4f2b47597ec37c3d2d4627982523f5ceebe55bfbae03c13b443a06106883c83cfad351136a5089b9c71401f2b0cc870231b1c",
    "signer": "0xe270C91f9476B885124d6c0208211213dC10036a",
    "userId": "94825285"
  }
}