{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x9007d8e9174ca8b252d0ed3c1f4c1a34f880649ba04929b9d187c70c440465b9",
    "signature": "0x770cba34c772b0161ed37487a55801929946a93ade621880c61e0de2d7d9b6c96b500a634990cb9ad33e7d57fe45d33ca1aaed4ec9019b2c511b0e64e25be7181c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}