{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71898",
    "entityType": "User",
    "nonce": "0x654ae34161afbf94c63dc69e0ff06b451a9d76b7bdb73f1f91920f75c0eb3067",
    "signature": "0x010c9cf434cbe42433e60bd9ca8316cb8d64142eea5444dc3672da2c362d03b1728113b90acd676a0f266e09a0e77c67955bd364cdcd056187eec3759feeaee41b",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}