{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127776",
    "entityType": "User",
    "nonce": "0x6357d1686b32f232a9f4374a7f6c082234b9045541c84c390ca24ca6013ca34f",
    "signature": "0x5f91457b3e236e57902f4cf9a29d1a91c4e9ca66ab7e8797f75582dc1cba852e3e63567806cfe03f452c06735a7c0d086c478576a65fbe03e55765296926eeef1b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}