{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "832366157",
    "entityType": "User",
    "nonce": "0x87bcc80c69323f8792b1075f43614eea0769732648f702f7a69da9936d5caf79",
    "signature": "0xffaf799a9f9859e97f88a1ada9376ed51ae66c0c644603f18b11b86120ecc9b00b8a5d2b2153b9bcab3d92a2479295bbb2b005096fcfc93a31f8579ec30973341b",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}