{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59528",
    "entityType": "User",
    "nonce": "0xf3daade2b4c34a272d193e6699375812857decf46456719e1dba630614d08ae5",
    "signature": "0xc3f74ead65d6e005c7760274882278d84468daed6c0140f70d5223d100e046fd6d11ce15e1b2d83a528a760db737a5c2ee9846e5e8ce60b4039c1963d34e30961c",
    "signer": "0xea69253B2C33054a4FA2D56471c9ddB8E0584B10",
    "userId": "413014972"
  }
}