{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0xfe9078c59d248e20b2b2e1da56f4a84855fa6dce2d32c18852d244a12ea0c4e7",
    "signature": "0xcba364b8a92df06e3674b434a7c6b7fe08bf12330bacf2b86b5a28c3b16dc4d1556864f85b97158cd24d3da6b4aa4d14d62455866aa29222e7ba3f2beade57ca1c",
    "signer": "0x88ad765B72fb060B3adbae1FA44A6C64722E1781",
    "userId": "236177"
  }
}