{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127237",
    "entityType": "User",
    "nonce": "0x1b329933cfc5af1bef424be1faa517406fe868fda3eb2283eabe0a9008090e89",
    "signature": "0xa1fe953aaa43164cedacefba6a8f6c175b68b8d2d3361e3af8aa0dcee64ebe395a06b1e64441c7ca9f4d266e12bca2c8bc3656e0a5e2b6f60eb4e71bf0731bcf1c",
    "signer": "0xdA0eFB0e7b973C487c12501759aDb23012CB5248",
    "userId": "178070"
  }
}