{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "215993",
    "entityType": "User",
    "nonce": "0xede20ca9eddcf1219f70fbdb5a37fec3ca3935400a0e1cd98bc8a0ed04e73a19",
    "signature": "0x9c55208234b28d38b43abf8b5d87f2d510b249890daf4964bd7efc94199272dc0d0db2de03c38bf84a9c553571824d99e81d8d3ca7ee770b076fcba06827aaeb1c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}