{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86309",
    "entityType": "User",
    "nonce": "0x61f8fa85347fb7c79788eb6b7a86db4ae131f02b37bdc572c888fcc9b88cb54f",
    "signature": "0xb6c31525026bb7470a069a4e92626a4902e36a182428cdaac9d70cf3a19e8d0f759f960d3a182be76117db435b2479461a84d96b3f2f0e45be661761729689021b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}