{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "405466",
    "entityType": "User",
    "nonce": "0x922c1b0ab6aa3a4c76705d45ef4d56483abc37623093a6473f5308bfba0541a2",
    "signature": "0x282277f8b69392fc05b0f46dd0fa8f22ce4c8ca19025fae53047e939b18092c635d8cae59b265d53e81135af8729c2b931b8edd49e9c1aead5b41b2a062922ec1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}