{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35251",
    "entityType": "User",
    "nonce": "0x7e4cfe670dec680e7a80d5ed24652c2f7c71fe53dd35265c099f4d64cecde1f6",
    "signature": "0xb1d691c9db244027a30efead890c7a1f06c3c8957fd7e7d1ccb28f5928796004029a59673f56c12f9e37d3a6f374b1ea42c2353d8d3e1f6403ba53a2e54dc8d81c",
    "signer": "0x29DA29cFDe586469112dA8593Fcb9B91e30468e1",
    "userId": "121018469"
  }
}