{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35071",
    "entityType": "User",
    "nonce": "0x3c39b3e0a3260a8480ae6a6004cbb5d446a3b739260525640c52a4e01bb2d2b4",
    "signature": "0xc3eb564d641d255126db208856c947029401fd911c72d792c5dab1e2e9e6e6fa45bbb4dab4f239a392bb9fa91d0b59b8bbd3b526cbaa846e5e73eb4c8ea9a1d61b",
    "signer": "0x44567269b2165376Bd13d6bECFDE4A02F3ef59AD",
    "userId": "49012201"
  }
}