{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x2fb6f3983193033394619fb5e1e4f8ec077ab63dca9094aa6db251cccdb2e98f",
    "signature": "0x42a63dc0bacba55e0609d5d2a468512d0664043b5a91f4d3bbd9072e687bef3f28805d82acbfd84bf69beccb7dd1e4c4818eef646151fe5c422ae67f16fbd4371c",
    "signer": "0x80BaBdd7604de656E45b52EFA056548D7C078B36",
    "userId": "790313179"
  }
}