{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984259712",
    "entityType": "User",
    "nonce": "0x27643acaf7c26cf581d132e5cb145894a0649dd233778eaa4fcb2538336cdae8",
    "signature": "0xc5bac497adf88c59c402ad3034d3ee49c96a267b4e753375f4a8fa64cca08a3d373e1905ccb72db144c62e5208a8cac304801deef911ba6c515093683078767c1c",
    "signer": "0x0a5148A3f132E6696c1Cd3FDA8465fC5fF17d3D2",
    "userId": "803288761"
  }
}