{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39181",
    "entityType": "User",
    "nonce": "0xfbb4b42543c95c4b6f49b8852430a7a229c08c49fd8d80a62ba8f13f097443e0",
    "signature": "0x0f9a60000dc4107d4e491ae9bbbf2956da9bb8905ef9b2819e0af72d378594025b6eb479e3ef49ed537e67b89379db2174b0dd38966b06d1a2cd7917ee21190a1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}