{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "136283",
    "entityType": "User",
    "nonce": "0x487126e3f1a212e5815344a5230e7753b4805b55936958300b755b0ef74453c8",
    "signature": "0x7af2f15cf0128db9fcfe40620802e321c57a103e68cbaeaedd6efcd034ed3d53568614e9b051092fc50ce360acbe9f9fb84cf2a80ebb25ef5f9334540259fad21b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}