{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "195145",
    "entityType": "User",
    "nonce": "0xaba7ef3f633bf73ff76b63287084d5daddcb466eeee1c1b99bf4ff5d1cafc132",
    "signature": "0x25e84241d2f4ad8df2375ccaf4845f79d5a52e5baa9c761c5dbe1c6ba98ebec7094e7f87bd0369212193b4a47576feeec0622a8ea8a5004f11027825f491db221c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}