{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11153747",
    "entityType": "User",
    "nonce": "0xe3128e40975876ada8e1db7ea6d810068120b9b0491bbce9b10f70847a4f05d4",
    "signature": "0x10c7679fb0851837f34133bbbee783fa9989df78cc79386adc30c0454100d1aa347314d3ed293b6bc7f9d9ecfab933ffdd4167337615dd27d3163a3357b0e9221b",
    "signer": "0xb2B3D446C5A606ee5B3e74e77EE3c96634De4a27",
    "userId": "399675354"
  }
}