{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "736569043",
    "entityType": "User",
    "nonce": "0x55709b96fb51ad90631d89ea792f544d89a9c33abf3f537f8890fe88dbe0c13d",
    "signature": "0x0170d1826138e7e4413c1412cb80125e6e4064cdfa1bd1a62582a2d3c07ab71379eaa5c05db9c8961bde137a192735d5d4d1e9835f8c631e5dfa8aa163e8a5741b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}