{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155046",
    "entityType": "User",
    "nonce": "0x7ede55db87262aaf14f4ae069eef3030cef1b2d03cab1fdd5ba31ba8fe572c2f",
    "signature": "0xf353044923b61d4ddefd265822d970aca221b35fbd153891ce9d7dff3ea66ee20e2011665b61afc2f766457187a4b115ccc6ccc3c2fad79d4a99f9252db632971b",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}