{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119445",
    "entityType": "User",
    "nonce": "0xfabfe819d1a27111a5fcd28dcc5240067e1f0e273de187111b81b7d1bc034ba2",
    "signature": "0x5f100e6a5e3e2e4cf4b1ab7cd6c0702b58bac4499b64a0678da9abb1d083dbe51ecf1de810428a020deb9e7eec06f3481273b1eba175b4fc83887eb39a766a371c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}