{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117706",
    "entityType": "User",
    "nonce": "0xc3d9ce8f9411bd73cd30699f7a3b6fbfe6e90fd97194bbfb66766e99d259c6eb",
    "signature": "0x16f4162dbbf2108adf98b50c0b0105f5266e725313779fb2bcfb5200d2c86d171bc53235d1552e1b9c77f386ecbc15ceacd605dc2e1b663910c824b7db9ef8a01c",
    "signer": "0x25e1dfee0D681BE7Cc3edbBa57650eeadD7B075F",
    "userId": "486382568"
  }
}