{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936682266",
    "entityType": "User",
    "nonce": "0x0e55a2156f3408ec2a1e01f219f4cd507e66f4c4dc28b749076804da14ed8a93",
    "signature": "0x7eadc7c45726fcf5773ed4f1b9ca3cab5239e140628f524cc17ce8f259bded5f2a9bebb91a60bcd65eeaa4fab5ceabcb201ba5a93ff503778767735530f4ca501c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}