{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x09569f9d55c081f566594860d30a3cf2b9954845bcce6a6188bd047459e43350",
    "signature": "0x8b00db48d26c1aa460d8e0a440d1d86ad5e7c9329b6bb12e30a9ecec23a049cb234520fb52d774662971d2a4fbf07ac1a2ab3530700358c169f36a67ca2a84db1b",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}