{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "806873848",
    "entityType": "User",
    "nonce": "0x8741d02b2e0ec7d90c010219d1a3646762935dac1937b3083564f4fb01e9dc3e",
    "signature": "0x26960f283e8768910d3c4a8db00c0f25b58758811c6f83ae50db5f0677b65d510204d146fa14d83fb1d4c10f3a21a379c67a9a6f467e1b64a6e4d5e5222076811b",
    "signer": "0x95d9E36C7e672a785E0C50fEC4d240BcAdDf7aa3",
    "userId": "575125881"
  }
}