{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36233",
    "entityType": "User",
    "nonce": "0xd474e0cc073685bc16da63c27dfcc199f189e20dfa60ac8a259eeea6ff485554",
    "signature": "0x0650681b75b47acd01ec4ab4693fb669748ef4505b81da37d69970fa985f99d40eacdd9fd2c9e15c7af9a428a4e049f09110c964e4214a0459c2f82204ce5d731b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}