{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x6e1eef77b701cf611e86bc02bf1facb7d7e7aa946b0cf3d7a42476764e808783",
    "signature": "0x9e71d5e6bb466cc67f6b6806714f289fe7d112c2abb8a98bf7cf50b13eff942c6dbbfdd87ebf98589ace0b3c6f041f99b567b416fa04a6c0218fc07723faa9e81c",
    "signer": "0x6F70A783fF23fE56ea47FC56eA2C0C0BDc4651A4",
    "userId": "868622360"
  }
}