{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557064791",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7c99d58447773f7b7670a8f1f4f449aefc3004e1d355c96833c91df270cc055a",
    "signature": "0xc81e86a918dac0757ff2dd58fd223f555705f99a22017330864e334cafe83e674a1152ac56d36cd92445696545bba4f24ccd0a59ad6d5586820c7041e69c48191c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}