{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53358",
    "entityType": "User",
    "nonce": "0xe674ce64600478e6a4c8d562aad57d9e74e42769a9174fb55bc9229d3015814a",
    "signature": "0x2965992c10c5e220761bcb0c702094f75d83e19affeacf6feb6464114db3a3602a3f224d0146df0605ff17600f7f77e3df60f2ca743838a1774ca2e6f70eba351c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}