{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53273933",
    "entityType": "User",
    "nonce": "0x6fa9bc317c19df0eb9c0132cce515201e6162317548e899d3562844c5fa6fcc7",
    "signature": "0x428a7e0f9d6726e9b7851d04076d2b7a68132b31a29550a1159343243200bed00bea5e4b1f32ec509eac25d3f0ff4c4f51e6c66280a507fdb84ad82b20a8de1e1c",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}