{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "802964887",
    "entityType": "User",
    "nonce": "0xd46a7e67fcbf1d64176d1e78373f503ce78effff2ee88ee829eb64c5e0515edb",
    "signature": "0x8401f14d6fbe6065f6779937cb4da5eadd3817951f74c3f25095996200d81f5b50c0051690a409da35623d823a3d9009fa0c9a38ac07994318063dfc3190d9a11b",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}